Gliese 581c

Gliese 581c - Astronomers have discovered a planet (or exoplanet) 5 times as massive as the Earth orbiting a dim red star known as Gliese 581. The presence of Earth-like life in its very center (in our Milky Way galaxy) would open the door to exploration and further experiments.

According to the International Astronomical Union (IAU), Gl...