id author title date pages extension mime words sentence flesch summary cache txt 5d86nz8292p Aparna Bhattacharya Development of Space Based Microlensing Exoplanet Mass Measurement Method 1904 .txt text/plain 425 21 57 In WFIRST era, it will help to measure the properties of the cold giant planets toward the galactic center with planet mass down to mars mass. It yielded a direct detection of the lens system and mass measurement of a Uranus mass exoplanet. cache/5d86nz8292p.txt txt/5d86nz8292p.txt