And learn how whisky may signal the discovery of an extraterrestrial civilization (hic).

The quartet of planets — named b, c, d and e — are some of the smallest rocky worlds ever detected. NASA says each has a mass ...

Understanding exoplanet evolution could help solve the mystery of the 'hot Neptune desert.' As astronomers delve deeper into ...

Two planets outside the solar system have been identified orbiting a star located nearly 250 light-years away from Earth in ...