Kepler-452b: The Closest Exoplanet Match to Earth

Thursday was a red letter day for exoplanet astronomers -- it was the day that marked the announcement of the discovery of Kepler-452b, an alien world that possesses more Earth-like traits than any exoplanet discovered before it. Take a look at what we think it might look like:

Published On 07/23/2015
9:00 PM EDT