NASA Telescopes Spot Bizarre Nearby Exoplanets Likely Covered By Water And Steam
In this illustration super-Earth Kepler-138 d is in the foreground. To the left, the planet ... Kepler-138 c, and in the background the planet Kepler 138 b, seen in silhouette transiting its central...
In this illustration super-Earth Kepler-138 d is in the foreground. To the left, the planet ... Kepler-138 c, and in the background the planet Kepler 138 b, seen in silhouette transiting its central...