ALMA Detects Fluorine in Distant Star-Forming Galaxy

Astronomers have found hints of what could be the first planet ever to be discovered outside our galaxy. Nearly 5,000 "exoplanets" - worlds orbiting stars beyond our Sun - have been found so far, but all of these have been located within the Milky Way.

Earth may have grown around a rock from an alien star system

Holiday gifts for Space fans: Star Wars, NASA, Lego gifts and more