This is a table of named entities, their types, and their frequencies from sentences in your study carrel. Use it to search & browse the list to learn more about your study carrel. Please keep in mind that named-entity extraction is not as accurate as more generic parts-of-speech extraction. Unusual results will appear here.
| entity | type | frequency |
|---|---|---|
| earth | LOC | 7239 |
| mars | LOC | 2061 |
| jupiter | LOC | 1923 |
| venus | LOC | 1287 |
| earth | LOC | 1185 |
| mercury | ORG | 928 |
| kepler | ORG | 813 |
| sun | ORG | 799 |
| newton | GPE | 710 |
| herschel | ORG | 679 |
| greenwich | GPE | 625 |
| tycho | ORG | 623 |
| vol | GPE | 591 |
| neptune | ORG | 576 |
| england | GPE | 495 |
| moon | PERSON | 482 |
| saturn | ORG | 465 |
| airy | PERSON | 436 |
| cambridge | GPE | 421 |
| uranus | ORG | 418 |
| sirius | PERSON | 410 |
| moon | PERSON | 410 |
| london | GPE | 408 |
| observatory | GPE | 386 |
| copernicus | GPE | 386 |
| astr | PERSON | 372 |
| halley | PERSON | 350 |
| paris | GPE | 333 |
| laplace | ORG | 313 |
| france | GPE | 313 |
| phil | PERSON | 310 |
| the moon | LOC | 302 |
| lowell | ORG | 296 |
| europe | LOC | 290 |
| bradley | ORG | 290 |
| rome | GPE | 276 |
| washington | GPE | 272 |
| nett | PERSON | 256 |
| the united states | GPE | 240 |
| adams | ORG | 238 |
| schiaparelli | PERSON | 225 |
| meridian | GPE | 214 |
| plato | ORG | 205 |
| john herschel | PERSON | 200 |
| america | GPE | 188 |
| mitchell | PERSON | 182 |
| flamsteed | ORG | 178 |
| aristotle | ORG | 171 |
| newcomb | PERSON | 168 |
| new york | GPE | 167 |
| ptolemy | GPE | 166 |
| andromeda | ORG | 166 |
| pleiades | ORG | 163 |
| the royal society | ORG | 161 |
| hercules | GPE | 160 |
| astronomy | ORG | 159 |
| schmidt | PERSON | 157 |
| congress | ORG | 157 |
| e. | PERSON | 156 |
| vega | PERSON | 155 |
| bessel | PERSON | 154 |
| william herschel | PERSON | 148 |
| germany | GPE | 141 |
| spain | GPE | 141 |
| west | LOC | 137 |
| admiralty | ORG | 133 |
| berlin | GPE | 128 |
| barnard | ORG | 128 |
| egypt | GPE | 126 |
| procyon | ORG | 122 |
| great britain | GPE | 122 |
| capella | ORG | 122 |
| william | PERSON | 120 |
| nature | ORG | 117 |
| leverrier | PERSON | 115 |
| biela | PERSON | 114 |
| young | PERSON | 112 |
| oxford | PERSON | 111 |
| hamilton | PERSON | 111 |
| russia | GPE | 108 |
| rosse | PERSON | 107 |
| italy | GPE | 106 |
| galaxy | PERSON | 106 |
| lyra | PERSON | 105 |
| b.c. | GPE | 104 |
| secchi | GPE | 104 |
| bull | ORG | 101 |
| church | ORG | 99 |
| playford | GPE | 97 |
| perseus | ORG | 97 |
| india | GPE | 97 |
| atlantic | LOC | 94 |
| science | ORG | 93 |
| the milky way | LOC | 93 |
| sweden | GPE | 93 |
| lockyer | PERSON | 91 |
| comptes rendus | ORG | 89 |
| iii | ORG | 89 |
| the board of visitors | ORG | 87 |
| ceres | ORG | 86 |
| astronomer royal | PERSON | 86 |
| aldebaran | PERSON | 86 |
| whewell | ORG | 85 |
| huggins | ORG | 85 |
| challis | PERSON | 84 |
| ii. | ORG | 84 |
| bode | ORG | 84 |
| cassini | ORG | 82 |
| hansen | PERSON | 81 |
| proc | PERSON | 80 |
| campbell | ORG | 80 |
| rigel | PERSON | 80 |
| florence | GPE | 79 |
| cygnus | GPE | 79 |
| roy | PERSON | 78 |
| gemini | PERSON | 77 |
| hipparchus | PERSON | 76 |
| keeler | PERSON | 75 |
| denmark | GPE | 75 |
| principia | PERSON | 75 |
| pallas | ORG | 75 |
| prague | GPE | 75 |
| sagittarius | PERSON | 74 |
| dublin | GPE | 74 |
| algol | PERSON | 73 |
| vogel | ORG | 72 |
| leo | GPE | 71 |
| ireland | GPE | 71 |
| astroph | PERSON | 71 |
| map no | GPE | 71 |
| john | PERSON | 71 |
| maskelyne | ORG | 70 |
| harvard | ORG | 69 |
| chandler | PERSON | 69 |
| boston | GPE | 69 |
| bath | GPE | 69 |
| auriga | LOC | 69 |
| the northern hemisphere | LOC | 68 |
| east | LOC | 67 |
| chair | ORG | 66 |
| arago | ORG | 66 |
| aristarchus | PERSON | 66 |
| the royal astronomical society | ORG | 66 |
| darwin | PERSON | 66 |
| n.w. | GPE | 66 |
| nos | ORG | 66 |
| arcturus | PERSON | 65 |
| humboldt | PERSON | 65 |
| janssen | PERSON | 65 |
| kirchhoff | ORG | 65 |
| langley | PERSON | 65 |
| vesta | ORG | 65 |
| proctor | PERSON | 65 |
| map | ORG | 64 |
| cape | PERSON | 64 |
| new moon | LOC | 63 |
| timæus | GPE | 63 |
| i. | ORG | 63 |
| huyghens | PERSON | 62 |
| cepheus | PERSON | 62 |
| lick | PERSON | 62 |
| i. | ORG | 62 |
| pollux | GPE | 61 |
| scotland | GPE | 60 |
| mädler | ORG | 60 |
| struve | GPE | 59 |
| edinburgh | PERSON | 59 |
| dawes | ORG | 59 |
| mare | ORG | 58 |
| henry | PERSON | 58 |
| galle | PERSON | 58 |
| ophiuchus | PERSON | 58 |
| r. astr | PERSON | 58 |
| polaris | ORG | 58 |
| sun | ORG | 57 |
| herschel | ORG | 57 |
| w. | PERSON | 56 |
| neison | ORG | 56 |
| mount wilson | GPE | 56 |
| mexico | GPE | 56 |
| crossley | PERSON | 56 |
| alpha | GPE | 55 |
| pegasus | PERSON | 55 |
| gassendi | GPE | 55 |
| virgo | GPE | 54 |
| south | LOC | 54 |
| smyth | ORG | 54 |
| lalande | PERSON | 54 |
| holden | PERSON | 54 |
| maria | PERSON | 53 |
| africa | LOC | 53 |
| hall | PERSON | 53 |
| state | ORG | 53 |
| peirce | ORG | 53 |
| scorpion | ORG | 52 |
| columbus | GPE | 52 |
| kapteyn | PERSON | 52 |
| mizar | GPE | 52 |
| alpha centauri | GPE | 52 |
| smith | PERSON | 52 |
| swedenborg | ORG | 52 |
| wolf | PERSON | 52 |
| iii. | GPE | 52 |
| illustrations | ORG | 52 |
| wilson | ORG | 51 |
| trinity college | ORG | 51 |
| greeks | PERSON | 51 |
| eros | ORG | 51 |
| east | LOC | 51 |
| cetus | ORG | 51 |
| california | GPE | 50 |
| copenhagen | ORG | 50 |
| alps | LOC | 50 |
| cancer | GPE | 50 |
| isaac newton | PERSON | 50 |
| greece | GPE | 50 |
| liverpool | GPE | 50 |
| scheiner | ORG | 50 |
| webb | PERSON | 49 |
| spica | ORG | 49 |
| schumacher | PERSON | 49 |
| rutherfurd | PERSON | 49 |
| milton | PERSON | 49 |
| chicago | GPE | 49 |
| argelander | PERSON | 49 |
| gould | PERSON | 48 |
| aquarius | PERSON | 48 |
| bond | ORG | 48 |
| creator | PERSON | 48 |
| the royal observatory | ORG | 48 |
| hale | PERSON | 48 |
| piazzi | ORG | 48 |
| vienna | GPE | 48 |
| hanover | GPE | 47 |
| airy | ORG | 47 |
| lassell | ORG | 47 |
| senate | ORG | 47 |
| the british association | ORG | 46 |
| draco | ORG | 46 |
| brazil | GPE | 46 |
| ° | ORG | 46 |
| philadelphia | GPE | 45 |
| xi. | PERSON | 45 |
| tycho brahe | GPE | 45 |
| switzerland | GPE | 45 |
| pythagoras | PERSON | 45 |
| kelvin | PERSON | 45 |
| janssen | PERSON | 45 |
| descartes | PERSON | 45 |
| cygni | ORG | 45 |
| crown | ORG | 45 |
| aries | PERSON | 44 |
| ii | ORG | 44 |
| burnham | PERSON | 44 |
| aleim | GPE | 44 |
| mem | PERSON | 44 |
| titan | GPE | 44 |
| vii | ORG | 44 |
| taurus | GPE | 44 |
| universe | ORG | 43 |
| st. petersburg | GPE | 43 |
| pulkowa | GPE | 43 |
| pickering | ORG | 43 |
| north america | LOC | 43 |
| majesty | PERSON | 43 |
| eudoxus | ORG | 43 |
| greenwich observatory | PERSON | 42 |
| carrington | PERSON | 42 |
| nile | LOC | 42 |
| japan | GPE | 42 |
| m.a. | GPE | 42 |
| holland | GPE | 41 |
| altair | PERSON | 41 |
| aquila | GPE | 41 |
| australia | GPE | 41 |
| austria | GPE | 41 |
| bd | GPE | 41 |
| clark | PERSON | 41 |
| norman lockyer | PERSON | 41 |
| kant | PERSON | 41 |
| roman | LOC | 41 |
| swan | GPE | 41 |
| time | ORG | 41 |
| the lick observatory | ORG | 41 |
| vi. | GPE | 41 |
| london | GPE | 40 |
| alexander | PERSON | 40 |
| arizona | GPE | 40 |
| brinkley | PERSON | 40 |
| china | GPE | 40 |
| mira | ORG | 40 |
| martian | GPE | 40 |
| peters | PERSON | 40 |
| pond | GPE | 40 |
| viz. | GPE | 40 |
| gauss | GPE | 39 |
| albany | GPE | 39 |
| caroline | PERSON | 39 |
| baltimore | GPE | 39 |
| j. herschel | PERSON | 39 |
| memoirs | PERSON | 39 |
| madler | PERSON | 39 |
| william huggins | PERSON | 38 |
| huygens | PERSON | 38 |
| hevelius | ORG | 38 |
| asia | LOC | 38 |
| hooke | LOC | 37 |
| canada | GPE | 37 |
| david gill | PERSON | 37 |
| de morgan | PERSON | 37 |
| dipper | ORG | 37 |
| eagle | ORG | 37 |
| flagstaff | ORG | 37 |
| george | PERSON | 37 |
| s. | ORG | 37 |
| hungary | GPE | 37 |
| jim | PERSON | 37 |
| schaeberle | PERSON | 37 |
| uraniburg | GPE | 37 |
| vol | PERSON | 37 |
| william | ORG | 37 |
| centrifugal force | ORG | 37 |
| nova persei | PERSON | 36 |
| george airy | PERSON | 36 |
| the pole star | LOC | 36 |
| pisa | ORG | 36 |
| treasury | ORG | 36 |
| venice | GPE | 35 |
| pacific | LOC | 35 |
| orion | ORG | 35 |
| greenwich | ORG | 35 |
| frontispiece | PERSON | 35 |
| f.r.s. | GPE | 35 |
| esq | PERSON | 35 |
| cornwall | GPE | 34 |
| alcor | PERSON | 34 |
| arctic | LOC | 34 |
| pointers | ORG | 34 |
| figs | ORG | 34 |
| isaac | PERSON | 34 |
| somerville | PERSON | 34 |
| pole | LOC | 33 |
| ball | PERSON | 33 |
| cloth | ORG | 33 |
| hon | ORG | 33 |
| messier | PERSON | 33 |
| turkey | GPE | 33 |
| roberts | PERSON | 33 |
| sheepshanks | PERSON | 33 |
| thomas | PERSON | 33 |
| scorpio | GPE | 33 |
| lion | ORG | 32 |
| astrophysics | ORG | 32 |
| boötes | ORG | 32 |
| cheops | PERSON | 32 |
| delaunay | PERSON | 32 |
| lagrange | PERSON | 32 |
| lescarbault | PERSON | 32 |
| massachusetts | GPE | 32 |
| pulkova | LOC | 32 |
| royal | ORG | 32 |
| united states | GPE | 32 |
| w. h. pickering | PERSON | 32 |
| sec | ORG | 32 |
| the northern crown | LOC | 32 |
| hydra | GPE | 31 |
| ab | ORG | 31 |
| alexandria | GPE | 31 |
| anderson | PERSON | 31 |
| bruno | ORG | 31 |
| harvard college | ORG | 31 |
| twins | PERSON | 31 |
| juno | PERSON | 31 |
| ll.d. | PERSON | 31 |
| mount hamilton | LOC | 31 |
| peru | GPE | 31 |
| potsdam | GPE | 31 |
| keswick | GPE | 30 |
| a.d. | GPE | 30 |
| bacon | ORG | 30 |
| clavius | ORG | 30 |
| denebola | PERSON | 30 |
| gilbert | ORG | 30 |
| astronomer | LOC | 30 |
| parallax | GPE | 30 |
| ramsden | GPE | 30 |
| resolved_ | PERSON | 30 |
| whale | PERSON | 30 |
| xiii. | PERSON | 30 |
| zöllner | PERSON | 30 |
| r. a. s._ | PERSON | 30 |
| moon | ORG | 29 |
| 104 | ORG | 29 |
| common | PERSON | 29 |
| gill | ORG | 29 |
| greenland | GPE | 29 |
| hind | PERSON | 29 |
| law | PERSON | 29 |
| map | PERSON | 29 |
| meridian | GPE | 29 |
| milky way | LOC | 29 |
| navy | ORG | 29 |
| robert ball | PERSON | 29 |
| south america | LOC | 29 |
| vii | ORG | 29 |
| martin | ORG | 28 |
| adams | PERSON | 28 |
| adam | PERSON | 28 |
| bristol | ORG | 28 |
| bury | GPE | 28 |
| chapter iv | ORG | 28 |
| chili | GPE | 28 |
| gore | PERSON | 28 |
| m. boeckh | PERSON | 28 |
| picturesque | GPE | 28 |
| mayer | PERSON | 28 |
| norway | GPE | 28 |
| society | ORG | 28 |
| w.h. | PERSON | 28 |
| wallace | GPE | 28 |
| west | LOC | 28 |
| william thomson | PERSON | 28 |
| the academy of sciences | ORG | 28 |
| us | GPE | 28 |
| galactic | PERSON | 27 |
| argo | PERSON | 27 |
| baily | PERSON | 27 |
| betelgeuse | ORG | 27 |
| cicero | ORG | 27 |
| corvus | PERSON | 27 |
| fishes | ORG | 27 |
| herschels | ORG | 27 |
| hawthorne | PERSON | 27 |
| james | PERSON | 27 |
| riccioli | PERSON | 27 |
| s.e. | PERSON | 27 |
| zeta | ORG | 27 |
| zeta | ORG | 27 |
| pac | GPE | 26 |
| atlas | PERSON | 26 |
| board | ORG | 26 |
| clairaut | ORG | 26 |
| corona | ORG | 26 |
| hawaii | GPE | 26 |
| mediterranean | LOC | 26 |
| johnson | PERSON | 26 |
| s.w. | PERSON | 26 |
| sicily | GPE | 26 |
| thales | PERSON | 26 |
| w. herschel | PERSON | 26 |
| watson | PERSON | 26 |
| zodiac | PERSON | 26 |
| the university of cambridge | ORG | 26 |
| secretaries | ORG | 26 |
| fig | GPE | 25 |
| m. faye | PERSON | 25 |
| königsberg | PERSON | 25 |
| iv | ORG | 25 |
| helmholtz | ORG | 25 |
| canis major | ORG | 25 |
| druids | PERSON | 25 |
| dorpat | ORG | 25 |
| corona borealis | PERSON | 25 |
| netherlands | GPE | 25 |
| mm | PERSON | 25 |
| glasgow | GPE | 25 |
| new england | LOC | 25 |
| deg | ORG | 25 |
| north | LOC | 25 |
| xii. | PERSON | 25 |
| the north pole | LOC | 25 |
| ed | PERSON | 25 |
| xiv. | PERSON | 25 |
| xxi. | PERSON | 25 |
| vassar | ORG | 25 |
| phobos | ORG | 25 |
| nova aurigæ | PERSON | 25 |
| nebula | PERSON | 24 |
| appleton | GPE | 24 |
| arequipa | GPE | 24 |
| costa rica | GPE | 24 |
| encke | ORG | 24 |
| hooker | ORG | 24 |
| japetus | PERSON | 24 |
| kew | PERSON | 24 |
| manchester | ORG | 24 |
| lord rosse | ORG | 24 |
| parsonstown | ORG | 24 |
| sampson | PERSON | 24 |
| theophilus | PERSON | 24 |
| vesuvius | PERSON | 24 |
| xii | ORG | 24 |
| glacis_ | PERSON | 24 |
| iv. | GPE | 24 |
| the harvard observatory | ORG | 24 |
| pope | PERSON | 24 |
| durham | PERSON | 23 |
| libra | GPE | 23 |
| lexell | PERSON | 23 |
| mr peacock | ORG | 23 |
| lefaivre | PERSON | 23 |
| guatemala | PERSON | 23 |
| eddington | ORG | 23 |
| college | ORG | 23 |
| cyclopædia | GPE | 23 |
| cumberland | PERSON | 23 |
| crookes | PERSON | 23 |
| coggia | ORG | 23 |
| arcetri | GPE | 23 |
| appendix | GPE | 23 |
| michelson | PERSON | 23 |
| lee | PERSON | 23 |
| nebulæ | PERSON | 23 |
| william herschel | PERSON | 23 |
| opera | ORG | 23 |
| xv. | ORG | 23 |
| the paris observatory | ORG | 23 |
| eta | ORG | 23 |
| wright | PERSON | 23 |
| windsor | GPE | 23 |
| xxv. | PERSON | 23 |
| tycho brahé | PERSON | 23 |
| seneca | PERSON | 23 |
| ram | GPE | 23 |
| plough | GPE | 23 |
| percival lowell | PERSON | 23 |
| telescope | LOC | 23 |
| charioteer | ORG | 22 |
| draper | PERSON | 22 |
| donati | PERSON | 22 |
| dolphin | PERSON | 22 |
| court | ORG | 22 |
| colorado | GPE | 22 |
| birmingham | GPE | 22 |
| capricornus | ORG | 22 |
| chapter ii | ORG | 22 |
| academy | ORG | 22 |
| a.m. | GPE | 22 |
| j. | PERSON | 22 |
| fraunhofer | PERSON | 22 |
| gruppe | PERSON | 22 |
| venezuela | GPE | 22 |
| munich | GPE | 22 |
| n. lat | GPE | 22 |
| ohio | GPE | 22 |
| plutarch | PERSON | 22 |
| s. lat | GPE | 22 |
| serpens | PERSON | 22 |
| serpent | ORG | 22 |
| st. louis | GPE | 22 |
| xiv | ORG | 22 |
| yale college | ORG | 22 |
| xvi. | PERSON | 22 |
| miller | PERSON | 22 |
| de la rue | PERSON | 21 |
| datchet | ORG | 21 |
| de revolutionibus | PERSON | 21 |
| henderson | GPE | 21 |
| doc | PERSON | 21 |
| doppler | ORG | 21 |
| chalmers | PERSON | 21 |
| colombia | GPE | 21 |
| anaxagoras | PERSON | 21 |
| cayley | PERSON | 21 |
| caroline herschel | ORG | 21 |
| capricorn | ORG | 21 |
| cambridge | ORG | 21 |
| bélopolsky | PERSON | 21 |
| aratus | ORG | 21 |
| flammarion | ORG | 21 |
| yours | ORG | 21 |
| hill | PERSON | 21 |
| states | GPE | 21 |
| the smithsonian institution | ORG | 21 |
| house | ORG | 21 |
| the north pole | LOC | 21 |
| the board of longitude | ORG | 21 |
| victoria | PERSON | 21 |
| stone | ORG | 21 |
| ursa major | PERSON | 21 |
| russell | ORG | 21 |
| rowland | ORG | 21 |
| posidonius | ORG | 21 |
| otto struve | PERSON | 21 |
| nantucket | GPE | 21 |
| max wolf | PERSON | 21 |
| mare imbrium | PERSON | 21 |
| draconis | PERSON | 20 |
| herodotus | PERSON | 20 |
| herdsman | PERSON | 20 |
| harkness | PERSON | 20 |
| f.r.a.s. | GPE | 20 |
| earl | PERSON | 20 |
| dragon | GPE | 20 |
| annuaire | PERSON | 20 |
| denning | ORG | 20 |
| delambre | PERSON | 20 |
| deimos | GPE | 20 |
| burckhardt | PERSON | 20 |
| athens | GPE | 20 |
| artist | ORG | 20 |
| lib | ORG | 20 |
| journal | ORG | 20 |
| photo | PERSON | 20 |
| maunder | PERSON | 20 |
| rheticus | ORG | 20 |
| mersenius | PERSON | 20 |
| yerkes | ORG | 20 |
| wittenberg | PERSON | 20 |
| university | ORG | 20 |
| siberia | LOC | 20 |
| san domingo | GPE | 20 |
| turner | PERSON | 20 |
| researches | PERSON | 20 |
| report | PERSON | 20 |
| providence | ORG | 20 |
| pennsylvania | GPE | 20 |
| naples | GPE | 20 |
| mississippi | GPE | 20 |
| harvard college observatory | ORG | 19 |
| lunar theory | ORG | 19 |
| linz | ORG | 19 |
| leyden | GPE | 19 |
| hyginus | LOC | 19 |
| henry draper | PERSON | 19 |
| heidelberg | ORG | 19 |
| amsterdam | GPE | 19 |
| deneb | GPE | 19 |
| davis | PERSON | 19 |
| brédikhine | ORG | 19 |
| betelgeuze | ORG | 19 |
| arrhenius | GPE | 19 |
| app | ORG | 19 |
| nova | LOC | 19 |
| alvan clark | PERSON | 19 |
| moulton | PERSON | 19 |
| huen | LOC | 19 |
| perrotin | GPE | 19 |
| williams | PERSON | 19 |
| petavius | ORG | 19 |
| the southern hemisphere | LOC | 19 |
| the yerkes observatory | ORG | 19 |
| the american museum of natural history | ORG | 19 |
| yorkshire | GPE | 19 |
| york | GPE | 19 |
| wrangler | PERSON | 19 |
| the southern hemisphere | LOC | 19 |
| vulcan | ORG | 19 |
| trouvelot | PERSON | 19 |
| taylor | PERSON | 19 |
| st. helena | PERSON | 19 |
| simon newcomb | PERSON | 19 |
| schröter | ORG | 19 |
| virgil | PERSON | 19 |
| roche | ORG | 19 |
| g.b. | PERSON | 18 |
| eta | ORG | 18 |
| euler | PERSON | 18 |
| fomalhaut | ORG | 18 |
| frauenburg | GPE | 18 |
| friends | ORG | 18 |
| groombridge | ORG | 18 |
| giordano bruno | PERSON | 18 |
| green | PERSON | 18 |
| iowa | GPE | 18 |
| ipswich | GPE | 18 |
| etc | ORG | 18 |
| eratosthenes | GPE | 18 |
| bouvard | PERSON | 18 |
| dover | GPE | 18 |
| deity | ORG | 18 |
| david | PERSON | 18 |
| cyrillus | ORG | 18 |
| centaurus | PERSON | 18 |
| chapter vi | ORG | 18 |
| britain | GPE | 18 |
| brewster | ORG | 18 |
| bear | ORG | 18 |
| barrow | PERSON | 18 |
| augsburg | GPE | 18 |
| athenaeum | LOC | 18 |
| kentucky | GPE | 18 |
| job | GPE | 18 |
| southampton | ORG | 18 |
| lepus | PERSON | 18 |
| sabine | ORG | 18 |
| milan | GPE | 18 |
| winnecke | ORG | 18 |
| virginia | GPE | 18 |
| valencia | GPE | 18 |
| uraniborg | ORG | 18 |
| troughton | GPE | 18 |
| thorn | ORG | 18 |
| southey | PERSON | 18 |
| the holy office | ORG | 18 |
| solar | ORG | 18 |
| schwabe | ORG | 18 |
| schroter | PERSON | 18 |
| yerkes observatory | PERSON | 18 |
| report brit | PERSON | 18 |
| paraguay | GPE | 18 |
| royal observatory | ORG | 18 |
| nichol | ORG | 18 |
| nova cygni | GPE | 18 |
| papers | PERSON | 18 |
| mira ceti | PERSON | 18 |
| parliament | ORG | 18 |
| queen | PERSON | 18 |
| quetelet | ORG | 18 |
| paul | PERSON | 18 |
| r.a. | GPE | 18 |
| elkin | ORG | 17 |
| david brewster | PERSON | 17 |
| delphinus | PERSON | 17 |
| delta | LOC | 17 |
| dreyer | PERSON | 17 |
| graham | GPE | 17 |
| fracastorius | PERSON | 17 |
| halifax | PERSON | 17 |
| harvard annals | ORG | 17 |
| cosmos | PERSON | 17 |
| herculis | ORG | 17 |
| cæsar | PERSON | 17 |
| betelgeux | ORG | 17 |
| continent | LOC | 17 |
| chephren | ORG | 17 |
| charles | PERSON | 17 |
| cassiopeia | PERSON | 17 |
| carpenter | PERSON | 17 |
| berenice | ORG | 17 |
| astronomer-royal | ORG | 17 |
| antares | ORG | 17 |
| ann | PERSON | 17 |
| almagest | ORG | 17 |
| james south | PERSON | 17 |
| hist | PERSON | 17 |
| lady huggins | PERSON | 17 |
| jersey | GPE | 17 |
| plymouth | GPE | 17 |
| xxiv. | PERSON | 17 |
| xvii. | PERSON | 17 |
| the nautical almanac | ORG | 17 |
| julius cæsar | PERSON | 17 |
| vassar college | ORG | 17 |
| tuscany | GPE | 17 |
| south africa | GPE | 17 |
| sandford fleming | PERSON | 17 |
| robinson | PERSON | 17 |
| pritchard | PERSON | 17 |
| president | PERSON | 17 |
| the great pyramid | ORG | 17 |
| persia | GPE | 17 |
| palermo | GPE | 17 |
| new jersey | GPE | 17 |
| nasmyth | PERSON | 17 |
| napoleon | ORG | 17 |
| mimas | GPE | 17 |
| myst | ORG | 17 |
| lohrmann | ORG | 17 |
| lambert | GPE | 17 |
| kirkwood | PERSON | 17 |
| croll | PERSON | 16 |
| fabricius | ORG | 16 |
| gibraltar | GPE | 16 |
| johnstone stoney | PERSON | 16 |
| hilgard | PERSON | 16 |
| huxley | PERSON | 16 |
| jerusalem | GPE | 16 |
| coma berenices | PERSON | 16 |
| cornu | PERSON | 16 |
| bishop | PERSON | 16 |
| christie | GPE | 16 |
| charles ii | PERSON | 16 |
| brussels | GPE | 16 |
| bohemia | GPE | 16 |
| bailey | PERSON | 16 |
| aurora | PERSON | 16 |
| abraham | PERSON | 16 |
| leipzig | GPE | 16 |
| lady herschel | PERSON | 16 |
| linné | ORG | 16 |
| thollon | ORG | 16 |
| roemer | PERSON | 16 |
| x. | PERSON | 16 |
| the transit circle | LOC | 16 |
| the cambridge observatory | ORG | 16 |
| thompson | ORG | 16 |
| thames | GPE | 16 |
| tempel | ORG | 16 |
| strachey | ORG | 16 |
| sea | GPE | 16 |
| preface | PERSON | 16 |
| portugal | GPE | 16 |
| pons | PERSON | 16 |
| phillips | PERSON | 16 |
| nice | GPE | 16 |
| new zealand | GPE | 16 |
| menelaus | ORG | 16 |
| lynn | PERSON | 16 |
| loewy | GPE | 16 |
| george iii | PERSON | 15 |
| edensor | GPE | 15 |
| fizeau | ORG | 15 |
| forbes | PERSON | 15 |
| garfield | PERSON | 15 |
| grace | PERSON | 15 |
| grantham | GPE | 15 |
| hamburg | GPE | 15 |
| harvard university | ORG | 15 |
| denver | GPE | 15 |
| douglass | ORG | 15 |
| bowditch | PERSON | 15 |
| copeland | PERSON | 15 |
| cleveland | GPE | 15 |
| clarks | ORG | 15 |
| chladni | ORG | 15 |
| catharina | GPE | 15 |
| castor | ORG | 15 |
| castelli | ORG | 15 |
| brown | PERSON | 15 |
| hydrogen | ORG | 15 |
| appendix | GPE | 15 |
| hudson | LOC | 15 |
| l''aigle | ORG | 15 |
| iliad | ORG | 15 |
| planets | PERSON | 15 |
| zenith | PERSON | 15 |
| xviii. | GPE | 15 |
| yale | ORG | 15 |
| wales | ORG | 15 |
| klein | ORG | 15 |
| venus | ORG | 15 |
| trinity | ORG | 15 |
| tobias mayer | PERSON | 15 |
| smithsonian | ORG | 15 |
| reddie | PERSON | 15 |
| washington | GPE | 15 |
| piazzi smyth | PERSON | 15 |
| mont blanc | PERSON | 15 |
| mauritius | GPE | 15 |
| marsh | PERSON | 15 |
| maine | GPE | 15 |
| m.d. | GPE | 15 |
| m. faye''s | GPE | 15 |
| leibnitz | GPE | 15 |
| oppolzer | PERSON | 15 |
| hare | ORG | 14 |
| galileo galilei | PERSON | 14 |
| gibson | PERSON | 14 |
| gruithuisen | PERSON | 14 |
| guillemin | PERSON | 14 |
| göttingen | PERSON | 14 |
| jefferson | PERSON | 14 |
| himalayas | PERSON | 14 |
| holiness | ORG | 14 |
| howlett | PERSON | 14 |
| iris | GPE | 14 |
| langrenus | PERSON | 14 |
| fleming | PERSON | 14 |
| florida | GPE | 14 |
| longomontanus | PERSON | 14 |
| fahrenheit | GPE | 14 |
| ensisheim | GPE | 14 |
| ed | PERSON | 14 |
| dollond | GPE | 14 |
| dean | PERSON | 14 |
| cross | ORG | 14 |
| cincinnati | GPE | 14 |
| chambers | ORG | 14 |
| bunsen | PERSON | 14 |
| bremen | GPE | 14 |
| bonn | GPE | 14 |
| babbage | PERSON | 14 |
| altona | PERSON | 14 |
| algenib | PERSON | 14 |
| liberia | GPE | 14 |
| the solar system | ORG | 14 |
| m. janssen | PERSON | 14 |
| pure mathematics | ORG | 14 |
| m. leverrier | PERSON | 14 |
| xlvi. | PERSON | 14 |
| the church of rome | ORG | 14 |
| von zach | PERSON | 14 |
| universe | ORG | 14 |
| tyndall | PERSON | 14 |
| titania | GPE | 14 |
| tebbutt | PERSON | 14 |
| tait | PERSON | 14 |
| shapley | ORG | 14 |
| see | PERSON | 14 |
| sedgwick | PERSON | 14 |
| schickard | ORG | 14 |
| tides | ORG | 14 |
| prof. | GPE | 14 |
| n. | PERSON | 14 |
| perrine | PERSON | 14 |
| malta | GPE | 14 |
| maria mitchell | PERSON | 14 |
| maxwell | PERSON | 14 |
| miss herschel | PERSON | 14 |
| mercury | ORG | 14 |
| new york | GPE | 14 |
| nanny | ORG | 14 |
| new haven | GPE | 14 |
| oberon | ORG | 14 |
| owen | PERSON | 14 |
| grubb | GPE | 13 |
| foshay | PERSON | 13 |
| foucault | ORG | 13 |
| gamma | PERSON | 13 |
| geneva | GPE | 13 |
| globe | ORG | 13 |
| government | ORG | 13 |
| hodgson | PERSON | 13 |
| hadley | ORG | 13 |
| hebrews | ORG | 13 |
| enceladus | ORG | 13 |
| hubbard | PERSON | 13 |
| hussey | PERSON | 13 |
| juan pastorin | PERSON | 13 |
| joshua | PERSON | 13 |
| epsilon | ORG | 13 |
| andes | LOC | 13 |
| emerson | PERSON | 13 |
| bredichin | PERSON | 13 |
| agrippa | PERSON | 13 |
| amer | PERSON | 13 |
| king | ORG | 13 |
| b. | PERSON | 13 |
| bayer | PERSON | 13 |
| bologna | ORG | 13 |
| burton | GPE | 13 |
| elizabeth | PERSON | 13 |
| caucasus | PERSON | 13 |
| ceti | PERSON | 13 |
| charleston | GPE | 13 |
| clerke | PERSON | 13 |
| constantinople | GPE | 13 |
| cosmo | ORG | 13 |
| k. | PERSON | 13 |
| jonas moore | PERSON | 13 |
| la place | ORG | 13 |
| strabo | ORG | 13 |
| u.s. | GPE | 13 |
| uranus | ORG | 13 |
| virginis | PERSON | 13 |
| voltaire | PERSON | 13 |
| wells | ORG | 13 |
| wollaston | PERSON | 13 |
| the british isles | GPE | 13 |
| the cape observatory | LOC | 13 |
| the nautical almanac office | ORG | 13 |
| the united states of america | GPE | 13 |
| xix. | GPE | 13 |
| xxiii. | PERSON | 13 |
| xxix. | PERSON | 13 |
| xxxiv. | PERSON | 13 |
| liais | PERSON | 13 |
| telescopes | PERSON | 13 |
| cloth | ORG | 13 |
| stoney | PERSON | 13 |
| poland | GPE | 13 |
| stefan | PERSON | 13 |
| littrow | GPE | 13 |
| meteors | ORG | 13 |
| madras | ORG | 13 |
| meudon | ORG | 13 |
| n.e. | GPE | 13 |
| newall | PERSON | 13 |
| lick observatory | ORG | 13 |
| princeton | PERSON | 13 |
| prussia | LOC | 13 |
| religion | ORG | 13 |
| san francisco | GPE | 13 |
| shakespeare | PERSON | 13 |
| silverton | ORG | 13 |
| gratz | GPE | 12 |
| dick | PERSON | 12 |
| faraday | ORG | 12 |
| francis baily | PERSON | 12 |
| frankfort | ORG | 12 |
| ges | PERSON | 12 |
| giant | ORG | 12 |
| gotha | PERSON | 12 |
| hubert | PERSON | 12 |
| hon | ORG | 12 |
| hell | PERSON | 12 |
| derby | PERSON | 12 |
| lyman | PERSON | 12 |
| j. c. adams | PERSON | 12 |
| kepler | ORG | 12 |
| lacaille | ORG | 12 |
| derbyshire | ORG | 12 |
| a. | GPE | 12 |
| de vico | ORG | 12 |
| belt | GPE | 12 |
| abbe | ORG | 12 |
| andrews | PERSON | 12 |
| azores | LOC | 12 |
| babylon | ORG | 12 |
| beehive | ORG | 12 |
| bellatrix | ORG | 12 |
| braun | PERSON | 12 |
| d''arrest | ORG | 12 |
| callisto | ORG | 12 |
| canis minor | ORG | 12 |
| cardinals | ORG | 12 |
| chamberlin | ORG | 12 |
| cook | PERSON | 12 |
| d''alembert | PERSON | 12 |
| langdon | ORG | 12 |
| mr hustler | PERSON | 12 |
| m. cousin | PERSON | 12 |
| syracuse | GPE | 12 |
| valera | PERSON | 12 |
| vi | GPE | 12 |
| william watson | PERSON | 12 |
| woodhouse | ORG | 12 |
| corona | GPE | 12 |
| navy | ORG | 12 |
| spectra | LOC | 12 |
| the mare tranquilitatis | GPE | 12 |
| the national academy of sciences | ORG | 12 |
| the south pole | LOC | 12 |
| the southern cross | ORG | 12 |
| the southern fish | LOC | 12 |
| the university of chicago | ORG | 12 |
| xxii. | PERSON | 12 |
| marseilles | GPE | 12 |
| turin | PERSON | 12 |
| the pacific ocean | LOC | 12 |
| sylvester | PERSON | 12 |
| pease | ORG | 12 |
| suffolk | ORG | 12 |
| melbourne | GPE | 12 |
| memoir | PERSON | 12 |
| monoceros | PERSON | 12 |
| norman | PERSON | 12 |
| omicron | ORG | 12 |
| newcastle | GPE | 12 |
| pingré | ORG | 12 |
| præsepe | ORG | 12 |
| ranyard | PERSON | 12 |
| regiomontanus | LOC | 12 |
| robert | PERSON | 12 |
| st. john | PERSON | 12 |
| stewart | PERSON | 12 |
| exeter | PERSON | 11 |
| george darwin | PERSON | 11 |
| george biddell airy | PERSON | 11 |
| geminorum | PERSON | 11 |
| gamma draconis | PERSON | 11 |
| europa | LOC | 11 |
| eve | PERSON | 11 |
| eta argus | PERSON | 11 |
| ethiopia | GPE | 11 |
| gregory | ORG | 11 |
| glaisher | PERSON | 11 |
| lat | PERSON | 11 |
| guttemberg | GPE | 11 |
| h. | PERSON | 11 |
| joseph | PERSON | 11 |
| josephus | PERSON | 11 |
| k.c.b. | ORG | 11 |
| kent | ORG | 11 |
| lacey | PERSON | 11 |
| lemonnier | GPE | 11 |
| lieut | GPE | 11 |
| eastern | ORG | 11 |
| ely | ORG | 11 |
| beta | PERSON | 11 |
| dunkin | PERSON | 11 |
| dunecht | GPE | 11 |
| a. gould | PERSON | 11 |
| ac | ORG | 11 |
| alvan clark & sons | ORG | 11 |
| arabia | GPE | 11 |
| archimedes | ORG | 11 |
| lincolnshire | GPE | 11 |
| bk | ORG | 11 |
| bliss | GPE | 11 |
| boeckh | PERSON | 11 |
| c. | PERSON | 11 |
| cairo | GPE | 11 |
| cape town | PERSON | 11 |
| chaldean | PERSON | 11 |
| circle | ORG | 11 |
| clarkson | PERSON | 11 |
| colby | PERSON | 11 |
| colchester | ORG | 11 |
| connecticut | GPE | 11 |
| de | GPE | 11 |
| de revolutionibus orbium coelestium | ORG | 11 |
| douglas | PERSON | 11 |
| lilienthal | GPE | 11 |
| j._ | PERSON | 11 |
| lyre | PERSON | 11 |
| saturn | ORG | 11 |
| samos | PERSON | 11 |
| schuster | PERSON | 11 |
| shepherd | PERSON | 11 |
| solar system | ORG | 11 |
| spectroscope | ORG | 11 |
| star | ORG | 11 |
| stokes | PERSON | 11 |
| sword | ORG | 11 |
| tiberius | ORG | 11 |
| triangles | ORG | 11 |
| whittier | PERSON | 11 |
| arctic | LOC | 11 |
| nebula | ORG | 11 |
| the astronomical society | ORG | 11 |
| the cape of good hope | PERSON | 11 |
| the harvard college observatory | ORG | 11 |
| un | ORG | 11 |
| xxvi. | PERSON | 11 |
| xxviii. | PERSON | 11 |
| xxxii. | ORG | 11 |
| m. | GPE | 11 |
| salisbury | GPE | 11 |
| urban | ORG | 11 |
| rudolph | PERSON | 11 |
| olbers | ORG | 11 |
| maskelyne | PERSON | 11 |
| rigaud | PERSON | 11 |
| madrid | GPE | 11 |
| manilius | PERSON | 11 |
| mare crisium | PERSON | 11 |
| melancthon | PERSON | 11 |
| mr sheepshanks | PERSON | 11 |
| mém | PERSON | 11 |
| niccolini | PERSON | 11 |
| northumberland | GPE | 11 |
| xxxviii. | PERSON | 11 |
| philolaus | ORG | 11 |
| photograph | ORG | 11 |
| pinckney | PERSON | 11 |
| pogson | ORG | 11 |
| ptolemaic | ORG | 11 |
| rustem effendi | ORG | 11 |
| regulus | PERSON | 11 |
| reichenbach | PERSON | 11 |
| richmond | GPE | 11 |
| opere | PERSON | 11 |
| diana | GPE | 10 |
| franklin | PERSON | 10 |
| goldschmidt | PERSON | 10 |
| gilliss | ORG | 10 |
| george biddell | PERSON | 10 |
| ganymede | GPE | 10 |
| eta carinæ | ORG | 10 |
| ferdinand | GPE | 10 |
| exchequer | ORG | 10 |
| harrison | PERSON | 10 |
| equator | ORG | 10 |
| esq | ORG | 10 |
| grimaldi | PERSON | 10 |
| james bradley | PERSON | 10 |
| hastings | PERSON | 10 |
| howard grubb | PERSON | 10 |
| illinois | GPE | 10 |
| indiana | GPE | 10 |
| isaac roberts | PERSON | 10 |
| jennings | PERSON | 10 |
| john flamsteed | PERSON | 10 |
| julius caesar | PERSON | 10 |
| klinkerfues | PERSON | 10 |
| lambda | ORG | 10 |
| leipsic | GPE | 10 |
| lewis | PERSON | 10 |
| l''astronomie | PERSON | 10 |
| apollo | ORG | 10 |
| democritus | ORG | 10 |
| bootes | PERSON | 10 |
| magellanic | ORG | 10 |
| alexander | ORG | 10 |
| albategnius | ORG | 10 |
| albireo | GPE | 10 |
| argo navis | PERSON | 10 |
| arthur | PERSON | 10 |
| arthur biddell | PERSON | 10 |
| assistants | ORG | 10 |
| atheneum | ORG | 10 |
| beta lyræ | GPE | 10 |
| bonpland | ORG | 10 |
| brooks | PERSON | 10 |
| de coelo | PERSON | 10 |
| bruce | PERSON | 10 |
| c. r. p. rodgers | PERSON | 10 |
| calais | GPE | 10 |
| canes venatici | GPE | 10 |
| canopus | GPE | 10 |
| chap | LOC | 10 |
| christopher wren | PERSON | 10 |
| clinton | PERSON | 10 |
| de struve | PERSON | 10 |
| damoiseau | PERSON | 10 |
| dane | PERSON | 10 |
| luther | PERSON | 10 |
| south kensington | GPE | 10 |
| maginus | LOC | 10 |
| sister maria celeste | PERSON | 10 |
| thackeray | PERSON | 10 |
| weiss | PERSON | 10 |
| wilson solar observatory | ORG | 10 |
| ammonia | GPE | 10 |
| de l''ac | PERSON | 10 |
| delta | ORG | 10 |
| lii. | PERSON | 10 |
| lx. | ORG | 10 |
| meagre | PERSON | 10 |
| pentagon | ORG | 10 |
| t. i. | PERSON | 10 |
| the arctic circle | LOC | 10 |
| the atlantic ocean | LOC | 10 |
| the cambridge philosophical society | ORG | 10 |
| the english channel | ORG | 10 |
| the king of denmark | PERSON | 10 |
| the lake district | LOC | 10 |
| the nebular hypothesis | ORG | 10 |
| the northern hemisphere | LOC | 10 |
| the royal institution | ORG | 10 |
| the royal society of london | ORG | 10 |
| the transit of venus | ORG | 10 |
| the university of copenhagen | ORG | 10 |
| xcii. | PERSON | 10 |
| mass. | GPE | 10 |
| tauri | PERSON | 10 |
| the johns hopkins university | ORG | 10 |
| simon | PERSON | 10 |
| paradise | LOC | 10 |
| minerva | PERSON | 10 |
| siena | ORG | 10 |
| miocene | PERSON | 10 |
| molyneux | PERSON | 10 |
| mount whitney | LOC | 10 |
| n spiral | ORG | 10 |
| niagara | GPE | 10 |
| noah | GPE | 10 |
| omega centauri | PERSON | 10 |
| orbit | ORG | 10 |
| preface | ORG | 10 |
| newfoundland | GPE | 10 |
| pasadena | GPE | 10 |
| portsmouth | PERSON | 10 |
| riccardi | ORG | 10 |
| phoenix | GPE | 10 |
| rachel | PERSON | 10 |
| ruiz del arbol | PERSON | 10 |
| powell | PERSON | 10 |
| pole star | ORG | 10 |
| plenipotentiary | PERSON | 10 |
| piscis australis | PERSON | 10 |
| pike | ORG | 10 |
| sherman | ORG | 10 |
| juan valera | PERSON | 9 |
| gregorian | ORG | 9 |
| j.e. | PERSON | 9 |
| io | PERSON | 9 |
| introduction | ORG | 9 |
| harton | PERSON | 9 |
| jupiter | ORG | 9 |
| geometry | ORG | 9 |
| greenham | PERSON | 9 |
| grecian | ORG | 9 |
| god | PERSON | 9 |
| gilman | PERSON | 9 |
| gegenschein | PERSON | 9 |
| g. airy | PERSON | 9 |
| jehovah | ORG | 9 |
| fromundus | ORG | 9 |
| jacob | PERSON | 9 |
| louis xiv | PERSON | 9 |
| jesuits | PERSON | 9 |
| jesus christ | PERSON | 9 |
| fleniken | ORG | 9 |
| maryland | GPE | 9 |
| marius | ORG | 9 |
| mare nectaris | PERSON | 9 |
| maclear | ORG | 9 |
| m. martin | PERSON | 9 |
| loomis | PERSON | 9 |
| lisbon | GPE | 9 |
| lilly | ORG | 9 |
| light | ORG | 9 |
| keill | GPE | 9 |
| kansas | GPE | 9 |
| jour | PERSON | 9 |
| jones | PERSON | 9 |
| john russell | PERSON | 9 |
| frederick ii | PERSON | 9 |
| chapter ix | ORG | 9 |
| flamsteed | PERSON | 9 |
| clarke | ORG | 9 |
| christ | ORG | 9 |
| chester | GPE | 9 |
| centaur | ORG | 9 |
| cardinal bellarmine | PERSON | 9 |
| cardinal | ORG | 9 |
| caccini | ORG | 9 |
| bullialdus | ORG | 9 |
| browne | GPE | 9 |
| boeddicker | PERSON | 9 |
| bodin | PERSON | 9 |
| belgium | GPE | 9 |
| balfour stewart | PERSON | 9 |
| bradley | ORG | 9 |
| alex | PERSON | 9 |
| mcclean | PERSON | 9 |
| christianity | ORG | 9 |
| cologne | GPE | 9 |
| f. | PERSON | 9 |
| columba | PERSON | 9 |
| etna | PERSON | 9 |
| englishman | ORG | 9 |
| el nath | ORG | 9 |
| eden | GPE | 9 |
| e.w. | PERSON | 9 |
| dresden | GPE | 9 |
| dolcoath | GPE | 9 |
| divine | PERSON | 9 |
| dewar | PERSON | 9 |
| de magnete | PERSON | 9 |
| dante | PERSON | 9 |
| d.d. | GPE | 9 |
| cubic miles | LOC | 9 |
| council | ORG | 9 |
| comet | LOC | 9 |
| maury | ORG | 9 |
| andromedes | ORG | 9 |
| menippe | ORG | 9 |
| willie | PERSON | 9 |
| wesley | PERSON | 9 |
| walter | GPE | 9 |
| w. f. allen | PERSON | 9 |
| virgin | GPE | 9 |
| us | GPE | 9 |
| u.s.a. | GPE | 9 |
| tycho brahe''s | GPE | 9 |
| tuttle | PERSON | 9 |
| treatise | PERSON | 9 |
| trans | PERSON | 9 |
| thomson | ORG | 9 |
| the milky way | PERSON | 9 |
| texas | GPE | 9 |
| taunton | GPE | 9 |
| suns | ORG | 9 |
| william airy | PERSON | 9 |
| the american association for the advancement of science | ORG | 9 |
| st petersburg | GPE | 9 |
| the bay of fundy | LOC | 9 |
| messala | GPE | 9 |
| xxvii. | PERSON | 9 |
| Ångström | GPE | 9 |
| xx. | PERSON | 9 |
| valley | LOC | 9 |
| this holy office | ORG | 9 |
| the roman conference | ORG | 9 |
| the octagon chapel | ORG | 9 |
| the oceanus procellarum | ORG | 9 |
| the north star | LOC | 9 |
| the little bear | PERSON | 9 |
| the house of commons | ORG | 9 |
| the french academy | ORG | 9 |
| the emperor rudolph | GPE | 9 |
| the british astronomical association | ORG | 9 |
| stockholm | GPE | 9 |
| william carpenter | PERSON | 9 |
| spectra | ORG | 9 |
| nashville | GPE | 9 |
| palisa | GPE | 9 |
| osiris | GPE | 9 |
| oregon | GPE | 9 |
| olmsted | ORG | 9 |
| observations | ORG | 9 |
| observatory | ORG | 9 |
| newtonian | ORG | 9 |
| n | ORG | 9 |
| phoebe | PERSON | 9 |
| mr wood | ORG | 9 |
| mr baily | PERSON | 9 |
| moncton | GPE | 9 |
| missouri | GPE | 9 |
| miss brown | PERSON | 9 |
| migne | GPE | 9 |
| southern cross | ORG | 9 |
| peter | PERSON | 9 |
| nu | PERSON | 9 |
| sirian | ORG | 9 |
| salvador | GPE | 9 |
| pound | PERSON | 9 |
| sinus iridum | PERSON | 9 |
| simplicio | PERSON | 9 |
| silliman''s journal | ORG | 9 |
| serviss | ORG | 9 |
| schönfeld | ORG | 9 |
| schroeter | ORG | 9 |
| scotch | ORG | 9 |
| rudolphine | PERSON | 9 |
| roger bacon | PERSON | 9 |
| results | PERSON | 9 |
| remarks | PERSON | 9 |
| rainbow | PERSON | 9 |
| quaternions | GPE | 9 |
| horrox | ORG | 8 |
| georgia | GPE | 8 |
| hopkins | ORG | 8 |
| hesperus | PERSON | 8 |
| hasselberg | PERSON | 8 |
| hainzel | PERSON | 8 |
| hinckeldeyn | PERSON | 8 |
| herschel house | ORG | 8 |
| gladstone | ORG | 8 |
| fleming | PERSON | 8 |
| george b. airy | PERSON | 8 |
| ganges | PERSON | 8 |
| g.h. | PERSON | 8 |
| fontenelle | GPE | 8 |
| flora | GPE | 8 |
| ferro | ORG | 8 |
| fellows | ORG | 8 |
| hyades | LOC | 8 |
| hunter | PERSON | 8 |
| maraldi | PERSON | 8 |
| iceland | GPE | 8 |
| lord rosse''s | ORG | 8 |
| examiner | ORG | 8 |
| macrobius | ORG | 8 |
| macclesfield | GPE | 8 |
| miller | ORG | 8 |
| lyrae | GPE | 8 |
| lynx | PERSON | 8 |
| louvain | GPE | 8 |
| longitude | PERSON | 8 |
| imperial | ORG | 8 |
| lincoln | ORG | 8 |
| lep | PERSON | 8 |
| le verrier | ORG | 8 |
| lane | PERSON | 8 |
| labrador | GPE | 8 |
| konigsberg | PERSON | 8 |
| john kepler | PERSON | 8 |
| exodus | GPE | 8 |
| algeria | GPE | 8 |
| essay | LOC | 8 |
| edmund halley | PERSON | 8 |
| balance | ORG | 8 |
| bache | PERSON | 8 |
| b.sc. | GPE | 8 |
| auckland | GPE | 8 |
| ashe | PERSON | 8 |
| asaph hall | PERSON | 8 |
| ariel | PERSON | 8 |
| ara | PERSON | 8 |
| apennines | PERSON | 8 |
| antarctic | GPE | 8 |
| annalen | PERSON | 8 |
| altar | PERSON | 8 |
| alpha cygni | GPE | 8 |
| allegheny | GPE | 8 |
| maurolycus | PERSON | 8 |
| agassiz | PERSON | 8 |
| achilles | PERSON | 8 |
| barlow | PERSON | 8 |
| bart | PERSON | 8 |
| bartlett | PERSON | 8 |
| chronometers | ORG | 8 |
| dobbs | PERSON | 8 |
| des moines | GPE | 8 |
| d.sc. | GPE | 8 |
| cracow | GPE | 8 |
| cor caroli | PERSON | 8 |
| constellations | GPE | 8 |
| colour | ORG | 8 |
| chromosphere | ORG | 8 |
| benetnasch | PERSON | 8 |
| chaldea | GPE | 8 |
| carnegie | PERSON | 8 |
| carbonic | ORG | 8 |
| camborne | GPE | 8 |
| carolina | ORG | 8 |
| brorsen | ORG | 8 |
| breslau | GPE | 8 |
| mason | PERSON | 8 |
| k | ORG | 8 |
| medes | PERSON | 8 |
| yarnall | PERSON | 8 |
| wren | ORG | 8 |
| woolsthorpe | GPE | 8 |
| wood | ORG | 8 |
| winter | GPE | 8 |
| william hamilton | PERSON | 8 |
| wellington | GPE | 8 |
| valentia | ORG | 8 |
| upsala | GPE | 8 |
| ueber | GPE | 8 |
| tupman | PERSON | 8 |
| troy | GPE | 8 |
| triesnecker | GPE | 8 |
| triangle | ORG | 8 |
| toucan | GPE | 8 |
| tisserand | GPE | 8 |
| timocharis | PERSON | 8 |
| thomas clarkson | PERSON | 8 |
| xvi | ORG | 8 |
| zeke | PERSON | 8 |
| tacchini | GPE | 8 |
| zurich | GPE | 8 |
| medusa | GPE | 8 |
| xlvii. | PERSON | 8 |
| xlix | PERSON | 8 |
| xlii. | PERSON | 8 |
| the lunar globe | ORG | 8 |
| the white house | ORG | 8 |
| the united states coast survey | GPE | 8 |
| the red sea | LOC | 8 |
| the philosophical society | ORG | 8 |
| the navy department | ORG | 8 |
| the delegate of spain | ORG | 8 |
| the british museum | ORG | 8 |
| the board of visitors of the royal observatory | ORG | 8 |
| psi | ORG | 8 |
| li. | GPE | 8 |
| de l''acad | PERSON | 8 |
| congress | ORG | 8 |
| terby | ORG | 8 |
| fed | ORG | 8 |
| styria | GPE | 8 |
| morin | ORG | 8 |
| new-york | GPE | 8 |
| narratio prima | PERSON | 8 |
| newcomb | PERSON | 8 |
| neptune | ORG | 8 |
| mécanique céleste | PERSON | 8 |
| mr herschel | PERSON | 8 |
| moscow | GPE | 8 |
| monck | PERSON | 8 |
| north carolina | GPE | 8 |
| mint | ORG | 8 |
| miletus | ORG | 8 |
| michell | ORG | 8 |
| meyer | PERSON | 8 |
| meteorology | ORG | 8 |
| stanton | PERSON | 8 |
| megrez | PERSON | 8 |
| nicollet | ORG | 8 |
| monsieur | ORG | 8 |
| old | PERSON | 8 |
| rhea | PERSON | 8 |
| st. john''s college | ORG | 8 |
| palestine | GPE | 8 |
| socrates | PERSON | 8 |
| short | PERSON | 8 |
| sampson | ORG | 8 |
| sagredo | PERSON | 8 |
| royal observatory | PERSON | 8 |
| rowton | ORG | 8 |
| salviati | PERSON | 8 |
| puiseux | GPE | 8 |
| phædon | ORG | 8 |
| papal | ORG | 8 |
| patr | PERSON | 8 |
| stanley williams | PERSON | 8 |
| pontifical | ORG | 8 |
| prizes | ORG | 8 |
| gulf | LOC | 7 |
| homeric | ORG | 7 |
| inst | ORG | 7 |
| herbert spencer | PERSON | 7 |
| historia coelestis | PERSON | 7 |
| hayden | GPE | 7 |
| harriot | ORG | 7 |
| harriet hosmer | PERSON | 7 |
| harmonics | ORG | 7 |
| haliburton | PERSON | 7 |
| haemus | ORG | 7 |
| henry wotton | PERSON | 7 |
| gay-lussac | PERSON | 7 |
| grant | PERSON | 7 |
| goclenius | ORG | 7 |
| goat | PERSON | 7 |
| glass | PERSON | 7 |
| gesch | ORG | 7 |
| genesis | GPE | 7 |
| george | ORG | 7 |
| g. | PERSON | 7 |
| ferguson | ORG | 7 |
| j.h. | PERSON | 7 |
| ermeland | GPE | 7 |
| ergo | ORG | 7 |
| isaac herschel | PERSON | 7 |
| lohse | GPE | 7 |
| jahrg | GPE | 7 |
| jamaica | GPE | 7 |
| envoy extraordinary | PERSON | 7 |
| man | PERSON | 7 |
| maclaurin | PERSON | 7 |
| ms | ORG | 7 |
| lyræ | PERSON | 7 |
| lunar | ORG | 7 |
| lucifer | PERSON | 7 |
| lubbock | GPE | 7 |
| liège | GPE | 7 |
| litt | PERSON | 7 |
| lindsay | PERSON | 7 |
| leviathan | GPE | 7 |
| leonardo | ORG | 7 |
| lectures | ORG | 7 |
| lampland | PERSON | 7 |
| lactantius | PERSON | 7 |
| luther aholo | PERSON | 7 |
| leandro fernandez | PERSON | 7 |
| keats | PERSON | 7 |
| kikuchi | PERSON | 7 |
| john hampden | PERSON | 7 |
| jim drake | PERSON | 7 |
| jeove | PERSON | 7 |
| ephemeris | PERSON | 7 |
| ariadaeus | PERSON | 7 |
| ellerman | PERSON | 7 |
| brunswick | GPE | 7 |
| blackheath | ORG | 7 |
| bird | GPE | 7 |
| bigelow | PERSON | 7 |
| beaumont | GPE | 7 |
| barrow house | ORG | 7 |
| baldwin | GPE | 7 |
| bagdad | GPE | 7 |
| b.sc | PERSON | 7 |
| b.a. | GPE | 7 |
| astronomical journal | ORG | 7 |
| apollonius | ORG | 7 |
| ap | ORG | 7 |
| antwerp | GPE | 7 |
| altazimuth | PERSON | 7 |
| alpine | PERSON | 7 |
| alpha lyræ | GPE | 7 |
| alpha herculis | PERSON | 7 |
| allaben | PERSON | 7 |
| agathocles | GPE | 7 |
| abc | ORG | 7 |
| a. lefaivre | PERSON | 7 |
| 435 | GPE | 7 |
| mary | PERSON | 7 |
| bremiker | PERSON | 7 |
| burlington | ORG | 7 |
| einstein | PERSON | 7 |
| buttmann | PERSON | 7 |
| ec | ORG | 7 |
| e.e. | PERSON | 7 |
| dunér | ORG | 7 |
| duncan | PERSON | 7 |
| dubhe | PERSON | 7 |
| dione | ORG | 7 |
| daniel | GPE | 7 |
| dietrich | ORG | 7 |
| d.c.l. | ORG | 7 |
| count lewenhaupt | PERSON | 7 |
| copernicans | ORG | 7 |
| committee | ORG | 7 |
| comets | PERSON | 7 |
| cf | PERSON | 7 |
| cardiff | PERSON | 7 |
| captain cook | PERSON | 7 |
| captain | GPE | 7 |
| canis | PERSON | 7 |
| cambridge university | ORG | 7 |
| caesar | GPE | 7 |
| cleveland abbe | ORG | 7 |
| charles r. gibson | PERSON | 7 |
| c. de struve | PERSON | 7 |
| mare fecunditatis | PERSON | 7 |
| smithson | ORG | 7 |
| mecklenburg | GPE | 7 |
| vorl | PERSON | 7 |
| word | ORG | 7 |
| william h. pickering | PERSON | 7 |
| weymouth | PERSON | 7 |
| westminster abbey | PERSON | 7 |
| west point | GPE | 7 |
| webster | PERSON | 7 |
| wargentin | ORG | 7 |
| w.e. | PERSON | 7 |
| w. t. sampson | PERSON | 7 |
| w. lawrence | PERSON | 7 |
| w. d. alexander | PERSON | 7 |
| von asten | PERSON | 7 |
| synodical periods | PERSON | 7 |
| vail | PERSON | 7 |
| untersuchungen | ORG | 7 |
| truth | LOC | 7 |
| transit | ORG | 7 |
| titius | ORG | 7 |
| thomas wright | PERSON | 7 |
| thespesius | ORG | 7 |
| thebes | PERSON | 7 |
| the royal observatory | ORG | 7 |
| table | ORG | 7 |
| t. j. j. | PERSON | 7 |
| wordsworth | ORG | 7 |
| wyoming | GPE | 7 |
| xix | ORG | 7 |
| xxi | ORG | 7 |
| menkalina | GPE | 7 |
| xxxv. | PERSON | 7 |
| xlviii. | ORG | 7 |
| xli. | PERSON | 7 |
| xcvi. | PERSON | 7 |
| the west indies | GPE | 7 |
| the university of oxford | ORG | 7 |
| the sea goat | LOC | 7 |
| the royal irish academy | ORG | 7 |
| the post office | ORG | 7 |
| the northern cross | ORG | 7 |
| the grand duke | LOC | 7 |
| the conference at rome | ORG | 7 |
| the carnegie institution | ORG | 7 |
| the british government | ORG | 7 |
| the american academy of arts and sciences | ORG | 7 |
| south-east | LOC | 7 |
| sierra | ORG | 7 |
| qu''elle | GPE | 7 |
| i.e. | GPE | 7 |
| house | ORG | 7 |
| globe | ORG | 7 |
| cyanogen | ORG | 7 |
| syria | GPE | 7 |
| ken | PERSON | 7 |
| susanna | PERSON | 7 |
| proclus | ORG | 7 |
| piccolomini | GPE | 7 |
| physical astronomy | ORG | 7 |
| phosphorus | GPE | 7 |
| philosophical magazine | ORG | 7 |
| perry | PERSON | 7 |
| paul v. | PERSON | 7 |
| park | LOC | 7 |
| paris observatory | ORG | 7 |
| p.m. | GPE | 7 |
| otto | PERSON | 7 |
| omnia | GPE | 7 |
| nova scotia | PERSON | 7 |
| normandy | ORG | 7 |
| new orleans | GPE | 7 |
| newton | ORG | 7 |
| n. y. | PERSON | 7 |
| müller | ORG | 7 |
| murray | GPE | 7 |
| mr whewell | PERSON | 7 |
| moore | PERSON | 7 |
| moestlin | GPE | 7 |
| stratford | PERSON | 7 |
| mod | PERSON | 7 |
| portinscale | PERSON | 7 |
| northern | LOC | 7 |
| ptolemaeus | PERSON | 7 |
| saxony | PERSON | 7 |
| stadius | ORG | 7 |
| st. peter''s | PERSON | 7 |
| ptolemæus | GPE | 7 |
| st. paul | GPE | 7 |
| spring rice | PERSON | 7 |
| solomon | PERSON | 7 |
| simplikius | ORG | 7 |
| simms | PERSON | 7 |
| sidereal | PERSON | 7 |
| scriptural | ORG | 7 |
| scorpionis | ORG | 7 |
| slipher | PERSON | 7 |
| sacrobosco | ORG | 7 |
| sn | PERSON | 7 |
| rutherfurd | PERSON | 7 |
| rutherford | GPE | 7 |
| runge | PERSON | 7 |
| purbach | ORG | 7 |
| rostock | PERSON | 7 |
| r. a. | PERSON | 7 |
| quaker | GPE | 7 |
| quebec | GPE | 7 |
| havre | GPE | 6 |
| hampden | PERSON | 6 |
| harbours | PERSON | 6 |
| harding | GPE | 6 |
| harper | PERSON | 6 |
| hartnup | PERSON | 6 |
| herrick | PERSON | 6 |
| helicon | ORG | 6 |
| henry thompson | PERSON | 6 |
| horrebow | PERSON | 6 |
| his majesty | PERSON | 6 |
| ho | PERSON | 6 |
| hough | PERSON | 6 |
| holmes''s | ORG | 6 |
| guerike | GPE | 6 |
| guinand | PERSON | 6 |
| g. de weckherlin | PERSON | 6 |
| great bear | PERSON | 6 |
| g. b. airy | PERSON | 6 |
| feldhausen | ORG | 6 |
| hydræ | PERSON | 6 |
| fauth | ORG | 6 |
| field | PERSON | 6 |
| foscarini | PERSON | 6 |
| froidmont | ORG | 6 |
| g. p. bond | PERSON | 6 |
| gray | PERSON | 6 |
| galilée | ORG | 6 |
| george e. hale | PERSON | 6 |
| glasenapp | PERSON | 6 |
| goodricke | PERSON | 6 |
| graves | PERSON | 6 |
| gravity | ORG | 6 |
| hveen | GPE | 6 |
| louisa | GPE | 6 |
| isaac | ORG | 6 |
| michell | ORG | 6 |
| lindenau | PERSON | 6 |
| livy | PERSON | 6 |
| lloyd | GPE | 6 |
| lodge | PERSON | 6 |
| luddington | GPE | 6 |
| lulu | PERSON | 6 |
| max | PERSON | 6 |
| leonardo da vinci | PERSON | 6 |
| merak | PERSON | 6 |
| mersey | ORG | 6 |
| miles | PERSON | 6 |
| mills | ORG | 6 |
| f. baily | PERSON | 6 |
| mirach | PERSON | 6 |
| letronne | PERSON | 6 |
| le | GPE | 6 |
| isaac newton''s | PERSON | 6 |
| jeans | ORG | 6 |
| illustrated | ORG | 6 |
| imperial mathematician | ORG | 6 |
| international conference | ORG | 6 |
| juan francisco | PERSON | 6 |
| jacobi | PERSON | 6 |
| james gregory | PERSON | 6 |
| journ | PERSON | 6 |
| laugier | GPE | 6 |
| kiel | PERSON | 6 |
| king cepheus | PERSON | 6 |
| king''s college | ORG | 6 |
| lewis m. rutherfurd | PERSON | 6 |
| limited | GPE | 6 |
| landgrave | ORG | 6 |
| f_ | PERSON | 6 |
| backlund | ORG | 6 |
| extra crown | PERSON | 6 |
| biot | ORG | 6 |
| basle | ORG | 6 |
| bedford | GPE | 6 |
| belopolsky | PERSON | 6 |
| benach | GPE | 6 |
| benjamin peirce | PERSON | 6 |
| bentley | PERSON | 6 |
| bloomfield | PERSON | 6 |
| astræa | ORG | 6 |
| board of visitors | ORG | 6 |
| boguslawski | PERSON | 6 |
| borst | ORG | 6 |
| bremer | PERSON | 6 |
| c. a. | PERSON | 6 |
| chapter xii | ORG | 6 |
| b. airy | PERSON | 6 |
| astron | ORG | 6 |
| cambridge observatory | ORG | 6 |
| admiral smyth | ORG | 6 |
| monat | PERSON | 6 |
| 3rd edit | ORG | 6 |
| a. m. soteldo | PERSON | 6 |
| alex | ORG | 6 |
| angel | PERSON | 6 |
| ap | ORG | 6 |
| alm | PERSON | 6 |
| astrology | ORG | 6 |
| alnwick | GPE | 6 |
| alphard | PERSON | 6 |
| alphonsus | PERSON | 6 |
| andromede | GPE | 6 |
| aquilæ | PERSON | 6 |
| arzachel | PERSON | 6 |
| calcutta | ORG | 6 |
| canyon diablo | PERSON | 6 |
| equatorial mounting | ORG | 6 |
| dyson | PERSON | 6 |
| de morgan''s | PERSON | 6 |
| delta cephei | ORG | 6 |
| devonshire | GPE | 6 |
| distance | ORG | 6 |
| donati''s | ORG | 6 |
| dulong | GPE | 6 |
| e. long | PERSON | 6 |
| d. appleton | PERSON | 6 |
| edward everett | PERSON | 6 |
| edin | PERSON | 6 |
| eggleston | ORG | 6 |
| ellis | PERSON | 6 |
| engraver | PERSON | 6 |
| eocene | PERSON | 6 |
| davidson | PERSON | 6 |
| cumana | GPE | 6 |
| cardan | ORG | 6 |
| chesterfield | GPE | 6 |
| castle | ORG | 6 |
| catherine kepler | PERSON | 6 |
| centigrade | PERSON | 6 |
| cepheid | PERSON | 6 |
| charles blagden | PERSON | 6 |
| chase | PERSON | 6 |
| clerk maxwell | PERSON | 6 |
| crema | ORG | 6 |
| conference | ORG | 6 |
| coon butte | GPE | 6 |
| cordoba | GPE | 6 |
| cosmas | PERSON | 6 |
| crater | PERSON | 6 |
| crawford | PERSON | 6 |
| miss mitchell | PERSON | 6 |
| mass | GPE | 6 |
| mr peacock''s | ORG | 6 |
| viviani | ORG | 6 |
| umbriel | GPE | 6 |
| van maanen | PERSON | 6 |
| vendelinus | ORG | 6 |
| vieta | ORG | 6 |
| virtue | GPE | 6 |
| vistula | GPE | 6 |
| w. to e. | PERSON | 6 |
| tübingen | ORG | 6 |
| william mitchell | PERSON | 6 |
| william thomson | PERSON | 6 |
| walker | PERSON | 6 |
| walton | ORG | 6 |
| warner | ORG | 6 |
| weston | GPE | 6 |
| u. s. n. | PERSON | 6 |
| twining | ORG | 6 |
| wilson observatory | PERSON | 6 |
| temple | ORG | 6 |
| swift | ORG | 6 |
| swindon | ORG | 6 |
| sydney | GPE | 6 |
| syene | ORG | 6 |
| tamerlane | ORG | 6 |
| tartarus | ORG | 6 |
| theoria motus | PERSON | 6 |
| tubingen | ORG | 6 |
| thrace | ORG | 6 |
| thucydides | PERSON | 6 |
| todd | PERSON | 6 |
| transcriber | PERSON | 6 |
| trapezium | ORG | 6 |
| tschermak | ORG | 6 |
| wilfrid | PERSON | 6 |
| wold cottage | GPE | 6 |
| summer | GPE | 6 |
| the states of styria | GPE | 6 |
| the roman church | ORG | 6 |
| the royal astronomical society''s | ORG | 6 |
| the royal navy | ORG | 6 |
| the rudolphine tables | ORG | 6 |
| the sandwich islands | GPE | 6 |
| the sea of serenity | LOC | 6 |
| the tropic of cancer | ORG | 6 |
| the isle of wight | GPE | 6 |
| the university of pisa | ORG | 6 |
| the ``canals'''' | ORG | 6 |
| the lunar mountains | LOC | 6 |
| xliv. | PERSON | 6 |
| xxxix. | PERSON | 6 |
| mr smith | PERSON | 6 |
| the philosophical transactions | ORG | 6 |
| the gulf of mexico | LOC | 6 |
| wolf-rayet | ORG | 6 |
| eleventh | PERSON | 6 |
| zeus | PERSON | 6 |
| apogee | GPE | 6 |
| central hill | LOC | 6 |
| ci. | ORG | 6 |
| des sciences | ORG | 6 |
| e._ | PERSON | 6 |
| lunar crater | ORG | 6 |
| the geological survey | ORG | 6 |
| lvii. | PERSON | 6 |
| the "astronomical journal | ORG | 6 |
| the 180th meridian | ORG | 6 |
| the american ephemeris | ORG | 6 |
| the board of trade | ORG | 6 |
| the differential calculus | PERSON | 6 |
| sumner | PERSON | 6 |
| the british association for the advancement of science | ORG | 6 |
| sulphur | GPE | 6 |
| picard | PERSON | 6 |
| partial differential equations | ORG | 6 |
| paschen | PERSON | 6 |
| paul v | PERSON | 6 |
| persei | ORG | 6 |
| physics | PERSON | 6 |
| physik | PERSON | 6 |
| pierce | PERSON | 6 |
| pastorin | PERSON | 6 |
| pittsburg | GPE | 6 |
| pleiad | ORG | 6 |
| plinius | PERSON | 6 |
| portland | GPE | 6 |
| potsdam publ | PERSON | 6 |
| poynting | PERSON | 6 |
| parry | ORG | 6 |
| ophiucus | LOC | 6 |
| publ | ORG | 6 |
| new south wales | GPE | 6 |
| mycerinus | ORG | 6 |
| stephenson | ORG | 6 |
| n | | ORG | 6 |
| night | ORG | 6 |
| naval observatory | PERSON | 6 |
| new concord | GPE | 6 |
| nichols | PERSON | 6 |
| octavius | ORG | 6 |
| north pole | LOC | 6 |
| northern cross | ORG | 6 |
| nova aquilæ | PERSON | 6 |
| numerical lunar theory | ORG | 6 |
| nuremberg | GPE | 6 |
| ocean | LOC | 6 |
| pub | PERSON | 6 |
| novæ | ORG | 6 |
| pyramids | ORG | 6 |
| salem | GPE | 6 |
| saros | ORG | 6 |
| sciences | ORG | 6 |
| seeliger | PERSON | 6 |
| serpentarius | ORG | 6 |
| shuckburgh | GPE | 6 |
| sickle | ORG | 6 |
| siemens | ORG | 6 |
| silesia | GPE | 6 |
| sohag | ORG | 6 |
| soldani | PERSON | 6 |
| sons | PERSON | 6 |
| sound | LOC | 6 |
| quartz | ORG | 6 |
| stanford | ORG | 6 |
| spots | PERSON | 6 |
| samarcand | GPE | 6 |
| sitzungsb | PERSON | 6 |
| safford | ORG | 6 |
| roger langdon | PERSON | 6 |
| rayet | PERSON | 6 |
| ramsay | PERSON | 6 |
| schroeter | ORG | 6 |
| respighi | PERSON | 6 |
| r. soc | PERSON | 6 |
| rhodes | PERSON | 6 |
| roger | PERSON | 6 |
| richard | PERSON | 6 |
| rowbotham | PERSON | 6 |
| royal society | ORG | 6 |
| rudolphine tables | ORG | 6 |
| römer | PERSON | 6 |
| furnerius | ORG | 5 |
| friedland | GPE | 5 |
| gautier | ORG | 5 |
| g. johnstone stoney | PERSON | 5 |
| g.b.a. | ORG | 5 |
| garrett p. serviss | PERSON | 5 |
| frederick | PERSON | 5 |
| giant | ORG | 5 |
| gaul | PERSON | 5 |
| frankland | ORG | 5 |
| gauls | ORG | 5 |
| gorgon | PERSON | 5 |
| george p. bond | PERSON | 5 |
| george pant | PERSON | 5 |
| gloucestershire | GPE | 5 |
| godin | PERSON | 5 |
| great nebula | PERSON | 5 |
| greatrackes | PERSON | 5 |
| groningen | PERSON | 5 |
| gulliver | GPE | 5 |
| francis | GPE | 5 |
| h. draper | PERSON | 5 |
| gyldén | PERSON | 5 |
| h. a. newton | PERSON | 5 |
| francis bacon | PERSON | 5 |
| emilio | PERSON | 5 |
| fowler | PERSON | 5 |
| fontana | ORG | 5 |
| dix | PERSON | 5 |
| dolland | PERSON | 5 |
| hercules | ORG | 5 |
| dorchester | PERSON | 5 |
| drinkwater | PERSON | 5 |
| dubartas | ORG | 5 |
| dudley | GPE | 5 |
| duke | PERSON | 5 |
| dynamics | ORG | 5 |
| e. e. barnard | PERSON | 5 |
| e. to w. | PERSON | 5 |
| easton | ORG | 5 |
| electra | PERSON | 5 |
| elger | PERSON | 5 |
| ennis | PERSON | 5 |
| epsilon lyræ | PERSON | 5 |
| equuleus | PERSON | 5 |
| ericsson | ORG | 5 |
| esq. | GPE | 5 |
| essex | ORG | 5 |
| f.i.c. | GPE | 5 |
| father de vico | ORG | 5 |
| faye | ORG | 5 |
| hamerton | ORG | 5 |
| john stuart mill | PERSON | 5 |
| herschel (carolina | ORG | 5 |
| harrington | PERSON | 5 |
| james nasmyth | PERSON | 5 |
| james pound | PERSON | 5 |
| jena | GPE | 5 |
| jesuit | ORG | 5 |
| john taylor | PERSON | 5 |
| julius schmidt | PERSON | 5 |
| justice | ORG | 5 |
| kaf | ORG | 5 |
| kayser | PERSON | 5 |
| kendal | PERSON | 5 |
| kerguelen | GPE | 5 |
| kingstown | GPE | 5 |
| knight | PERSON | 5 |
| knudstorp | GPE | 5 |
| kosmos | GPE | 5 |
| life | ORG | 5 |
| ltd. | ORG | 5 |
| lamont | ORG | 5 |
| lancashire | GPE | 5 |
| landsberg | GPE | 5 |
| larissa | PERSON | 5 |
| die sonne | PERSON | 5 |
| latins | PERSON | 5 |
| joseph banks | PERSON | 5 |
| john | PERSON | 5 |
| jacob | ORG | 5 |
| hirsch | PERSON | 5 |
| harton colliery | PERSON | 5 |
| hawkhurst | GPE | 5 |
| hegel | PERSON | 5 |
| heis | PERSON | 5 |
| helium | PERSON | 5 |
| henry kepler | PERSON | 5 |
| herbert | PERSON | 5 |
| hesiodus | ORG | 5 |
| hicetas | GPE | 5 |
| himalaya | PERSON | 5 |
| holy writ | PERSON | 5 |
| j.w. | GPE | 5 |
| hommel | ORG | 5 |
| horrocks | PERSON | 5 |
| howard | PERSON | 5 |
| iv. | GPE | 5 |
| ingolstadt | ORG | 5 |
| institute | ORG | 5 |
| interior | ORG | 5 |
| interposition | ORG | 5 |
| introduction | ORG | 5 |
| j. c. adams | PERSON | 5 |
| die spectralanalyse | PERSON | 5 |
| baltic | LOC | 5 |
| dict | PERSON | 5 |
| castle | ORG | 5 |
| art | PERSON | 5 |
| asteroidal | PERSON | 5 |
| athenæum | PERSON | 5 |
| autobiography | ORG | 5 |
| autolycus | PERSON | 5 |
| autumnal | ORG | 5 |
| ayes | PERSON | 5 |
| babylonia | GPE | 5 |
| baldrey | PERSON | 5 |
| beer | ORG | 5 |
| belfast | GPE | 5 |
| bengal | GPE | 5 |
| berberich | PERSON | 5 |
| bessemer | PERSON | 5 |
| billy | PERSON | 5 |
| birt | PERSON | 5 |
| blacklock | PERSON | 5 |
| bombay | GPE | 5 |
| brandes | PERSON | 5 |
| bridges | PERSON | 5 |
| briggs | GPE | 5 |
| brighton | GPE | 5 |
| buffon | ORG | 5 |
| ark | ORG | 5 |
| aristoteles | GPE | 5 |
| aristot | ORG | 5 |
| alioth | PERSON | 5 |
| leeds | GPE | 5 |
| 2nd edit | ORG | 5 |
| 30° | ORG | 5 |
| a. s. p._ | PERSON | 5 |
| abbott | ORG | 5 |
| abbot | PERSON | 5 |
| agram | PERSON | 5 |
| airys | PERSON | 5 |
| al sufi | PERSON | 5 |
| alaska | GPE | 5 |
| alpha persei | PERSON | 5 |
| argus | GPE | 5 |
| alpheratz | PERSON | 5 |
| alsace | ORG | 5 |
| alvan g. clark | PERSON | 5 |
| analytical geometry | ORG | 5 |
| angström | PERSON | 5 |
| antoniadi | PERSON | 5 |
| apocalypse | GPE | 5 |
| appearance | PERSON | 5 |
| aquarii | ORG | 5 |
| archangel | PERSON | 5 |
| bura | GPE | 5 |
| cb | ORG | 5 |
| design | ORG | 5 |
| cygnus | ORG | 5 |
| comstock | PERSON | 5 |
| comte | ORG | 5 |
| congregation | ORG | 5 |
| conway | ORG | 5 |
| cooke | PERSON | 5 |
| cordova | ORG | 5 |
| corinth | PERSON | 5 |
| coudé | PERSON | 5 |
| cowell | ORG | 5 |
| coxwell | PERSON | 5 |
| creation | ORG | 5 |
| crete | GPE | 5 |
| crommelin | ORG | 5 |
| cromwell | PERSON | 5 |
| cropley | ORG | 5 |
| croydon | ORG | 5 |
| cubitt | PERSON | 5 |
| cyclonic | ORG | 5 |
| cysatus | PERSON | 5 |
| cytherean | PERSON | 5 |
| de j. galvan | PERSON | 5 |
| dark | ORG | 5 |
| dartmouth college | ORG | 5 |
| comet wells | PERSON | 5 |
| collimators | ORG | 5 |
| colleges | GPE | 5 |
| catherine | PERSON | 5 |
| calabria | GPE | 5 |
| calippus | ORG | 5 |
| calisto | PERSON | 5 |
| camelopardus | ORG | 5 |
| cancri | ORG | 5 |
| cape agarum | PERSON | 5 |
| cape heraclides | GPE | 5 |
| carina | PERSON | 5 |
| catalogue | GPE | 5 |
| cathedral | ORG | 5 |
| causeway | ORG | 5 |
| cobbett | PERSON | 5 |
| cel | PERSON | 5 |
| central park | LOC | 5 |
| chaldæa | GPE | 5 |
| chance & co. | ORG | 5 |
| chargé d''affaires | PERSON | 5 |
| charles i. | PERSON | 5 |
| chemical | ORG | 5 |
| chile | GPE | 5 |
| christabel | PERSON | 5 |
| christendom | GPE | 5 |
| lax | PERSON | 5 |
| xxxii | ORG | 5 |
| leporis | GPE | 5 |
| typhon | ORG | 5 |
| ulysses | GPE | 5 |
| univ | PERSON | 5 |
| upper egypt | GPE | 5 |
| ursae minoris | ORG | 5 |
| v. | GPE | 5 |
| vince | ORG | 5 |
| violle | GPE | 5 |
| vulpecula | PERSON | 5 |
| w | ORG | 5 |
| w. h. | PERSON | 5 |
| w.c. | GPE | 5 |
| w.h.s. | PERSON | 5 |
| william herschel''s | PERSON | 5 |
| wilson | PERSON | 5 |
| walchendorp | PERSON | 5 |
| waterer | ORG | 5 |
| waterston | GPE | 5 |
| weil | ORG | 5 |
| werner | PERSON | 5 |
| whiston | ORG | 5 |
| william rowan hamilton | PERSON | 5 |
| woodward | PERSON | 5 |
| xi | ORG | 5 |
| u. s. a. | PERSON | 5 |
| turton | PERSON | 5 |
| slough | GPE | 5 |
| triangulum | ORG | 5 |
| son | PERSON | 5 |
| south carolina | GPE | 5 |
| space | GPE | 5 |
| sphere | ORG | 5 |
| spitzbergen | ORG | 5 |
| st. paul''s | PERSON | 5 |
| steno | PERSON | 5 |
| stephen | PERSON | 5 |
| stofler | PERSON | 5 |
| stuart | PERSON | 5 |
| superior | PERSON | 5 |
| surrey | GPE | 5 |
| sussex | LOC | 5 |
| swansea | ORG | 5 |
| system | ORG | 5 |
| tides | ORG | 5 |
| tables | PERSON | 5 |
| thee | PERSON | 5 |
| thou | PERSON | 5 |
| timaeus | LOC | 5 |
| tom | PERSON | 5 |
| toronto | GPE | 5 |
| transit circle | LOC | 5 |
| xiii | ORG | 5 |
| xenophanes | ORG | 5 |
| yarmouth | ORG | 5 |
| zadkiel | PERSON | 5 |
| the lunar reductions | ORG | 5 |
| the meteorological office | ORG | 5 |
| the national observatory | ORG | 5 |
| the paris academy of sciences | ORG | 5 |
| the r. astr | PERSON | 5 |
| the railway gauge commission | ORG | 5 |
| the rocky mountains | LOC | 5 |
| the time department | ORG | 5 |
| the united kingdom | GPE | 5 |
| the war department | ORG | 5 |
| the westminster clock | ORG | 5 |
| the west coast | LOC | 5 |
| the white circle | LOC | 5 |
| to\n dia\ | ORG | 5 |
| tropics | ORG | 5 |
| vi | GPE | 5 |
| xciii. | PERSON | 5 |
| xcvii. | PERSON | 5 |
| xxxiii. | PERSON | 5 |
| xxxvi. | PERSON | 5 |
| ye | GPE | 5 |
| |h iv | GPE | 5 |
| lewis boss | PERSON | 5 |
| the laurentian hills | GPE | 5 |
| the holy scriptures | LOC | 5 |
| the great equatoreal | ORG | 5 |
| lxxv. | ORG | 5 |
| zeta ursæ majoris | ORG | 5 |
| zodiacal light | PERSON | 5 |
| i)/llesthai | PERSON | 5 |
| i)/llesthai kai\ | PERSON | 5 |
| interior | ORG | 5 |
| lofty mountains | LOC | 5 |
| lunar atmosphere | ORG | 5 |
| lxiv. | GPE | 5 |
| lxvii. | PERSON | 5 |
| lxxiv. | PERSON | 5 |
| senate | ORG | 5 |
| the french academy of sciences | ORG | 5 |
| slope | ORG | 5 |
| south | LOC | 5 |
| t. v. | PERSON | 5 |
| the berlin academy of sciences | ORG | 5 |
| the british islands | GPE | 5 |
| the coast survey | LOC | 5 |
| the copernican system | ORG | 5 |
| the council of the royal society | ORG | 5 |
| the delegate of great britain | ORG | 5 |
| the district of columbia | GPE | 5 |
| sobieski | ORG | 5 |
| the east indies | GPE | 5 |
| shetland | GPE | 5 |
| new astronomy | GPE | 5 |
| menkar | PERSON | 5 |
| merz | PERSON | 5 |
| messier a | PERSON | 5 |
| michigan | GPE | 5 |
| mill | PERSON | 5 |
| minnesota | GPE | 5 |
| mitth | PERSON | 5 |
| mlle | PERSON | 5 |
| montaigne | ORG | 5 |
| morton | ORG | 5 |
| mouchez | PERSON | 5 |
| mount etna | LOC | 5 |
| mr clarkson | PERSON | 5 |
| mr lubbock | PERSON | 5 |
| mr pond | ORG | 5 |
| mr stone | PERSON | 5 |
| myers | ORG | 5 |
| mæstlin | PERSON | 5 |
| n.y. | GPE | 5 |
| nagasaki | GPE | 5 |
| nat | PERSON | 5 |
| nautical almanac | ORG | 5 |
| nebular hypothesis | ORG | 5 |
| memphis | GPE | 5 |
| mechanics | ORG | 5 |
| mcculloch | ORG | 5 |
| m. le verrier | PERSON | 5 |
| lewis swift | PERSON | 5 |
| sharp | ORG | 5 |
| lockworth | PERSON | 5 |
| louis | GPE | 5 |
| lowe | PERSON | 5 |
| lunar tables | ORG | 5 |
| m. arago | PERSON | 5 |
| m. boeckh''s | PERSON | 5 |
| m. flammarion | PERSON | 5 |
| m. janssen | PERSON | 5 |
| m. lescarbault | PERSON | 5 |
| mccormick | PERSON | 5 |
| m. loewy | PERSON | 5 |
| macedonia | GPE | 5 |
| magnitude | PERSON | 5 |
| main | PERSON | 5 |
| map i. | PERSON | 5 |
| mare frigoris | PERSON | 5 |
| mare tranquilitatis | ORG | 5 |
| mare vaporum | PERSON | 5 |
| maulbronn | GPE | 5 |
| mazapil | GPE | 5 |
| nero | ORG | 5 |
| macmillan | PERSON | 5 |
| nineveh | GPE | 5 |
| r. wolf | PERSON | 5 |
| ransomes | PERSON | 5 |
| rescuer | ORG | 5 |
| richarda smith | PERSON | 5 |
| rio janeiro | GPE | 5 |
| rio de janeiro | GPE | 5 |
| ritchey | PERSON | 5 |
| robert hooke | PERSON | 5 |
| rosa ursina | PERSON | 5 |
| rostoch | PERSON | 5 |
| routh | PERSON | 5 |
| royal astronomical society | ORG | 5 |
| schiaparelli | PERSON | 5 |
| seeley & co. | ORG | 5 |
| solar | ORG | 5 |
| saiph | PERSON | 5 |
| santbech | ORG | 5 |
| scales | PERSON | 5 |
| schickhard | ORG | 5 |
| schiller | ORG | 5 |
| scoresby | PERSON | 5 |
| norfolk | GPE | 5 |
| seville | GPE | 5 |
| seiss | PERSON | 5 |
| r.a. proctor | PERSON | 5 |
| sagitta | GPE | 5 |
| r. kalley miller | PERSON | 5 |
| peabody | PERSON | 5 |
| orbit | ORG | 5 |
| o. struve | ORG | 5 |
| r. | PERSON | 5 |
| nürnberg | GPE | 5 |
| omicron ceti | ORG | 5 |
| ophiuchi | ORG | 5 |
| orpheus | ORG | 5 |
| parsonstown | PERSON | 5 |
| pacific ocean | LOC | 5 |
| parrot | ORG | 5 |
| patterson | PERSON | 5 |
| osiander | ORG | 5 |
| pegasi | ORG | 5 |
| poisson | PERSON | 5 |
| pitatus | ORG | 5 |
| quito | GPE | 5 |
| poughkeepsie | ORG | 5 |
| ptolemy''s | ORG | 5 |
| potter | PERSON | 5 |
| platon | PERSON | 5 |
| plane | GPE | 5 |
| protocol | ORG | 5 |
| george arthur biddell | PERSON | 4 |
| guiana | ORG | 4 |
| guernsey | PERSON | 4 |
| grus | PERSON | 4 |
| h. c. russell | PERSON | 4 |
| groups | ORG | 4 |
| gregory xiii | PERSON | 4 |
| gottingen | ORG | 4 |
| greg | PERSON | 4 |
| greenwich park | GPE | 4 |
| gog | PERSON | 4 |
| giordano | GPE | 4 |
| gilbert annal | PERSON | 4 |
| having | PERSON | 4 |