While the eight planet discoveries announced Tuesday are in the habitable range, two are considered the most Earth-like found to date.

Check out this Newsy video from December linked in the text to see how engineers got Kepler back up and running. http://www.newsy.com/videos/nasa-s-planet-finding-kepler-mission-isn-t-over-after-all/

Credit/Sources: NASA/Harvard-Smithsonian Center for Astrophysics/Newsy