Meet Kepler-452b, Earth's older, bigger cousin
Thursday, July 23, 2015 - 15:30
in Astronomy & Space
Siyao Long, Medill News ServiceWASHINGTON July 23, 2015 -- NASA's Kepler Space Telescope mission has discovered Kepler-452b, the most Earth-like exoplanet yet, 1,400 light-years away.