id author title date pages extension mime words sentence flesch summary cache txt news-003440 Astronomers discover Earth-sized planet in habitable zone | News | Notre Dame News | University of Notre Dame .html text/html 677 19 44 News | Notre Dame News | University of Notre Dame Skip To Content Skip To Navigation Skip To Search University of Notre Dame Notre Dame News Experts ND in the News Subscribe About Us Home Contact Search Menu Home › News › Astronomers discover Earth-sized planet in habitable zone Astronomers discover Earth-sized planet in habitable zone Published: April 17, 2014 Author: Marissa Gebhard University of Notre Dame astrophysicist Justin R. Crepp and researchers from NASA working with the Kepler space mission have detected an Earth-like planet orbiting the habitable zone of a cool star. cache/news-003440.html txt/news-003440.txt