Earth-like planet found in Alpha Centauri system

Astronomers have discovered a new intriguing exoplanet about the mass of the earth, orbiting a star in the Alpha Centauri star system -- the nearest to our planet. It is also the lightest exoplanet......

Four new giant alien planets discovered

Astronomers have discovered four new giant exoplanets, with masses from 2.4 to 5.5 times that of Jupiter, orbiting stars much bigger than our Sun. The newly detected worlds are enormous and have......