An Earth-sized hell circles faraway star
Wednesday, October 30, 2013 - 13:20
in Astronomy & Space
Kepler-78b, an Earth-sized, extremely hot exoplanet made of rock and iron, is the smallest with known diameter and mass.
Kepler-78b, an Earth-sized, extremely hot exoplanet made of rock and iron, is the smallest with known diameter and mass.