SpacePlanet-eating stars can be identified by their telltale chemistry Stars that have eaten their planets aren't promising places to look for alien life, and now there is a technique that can help quickly identify such stars from their chemistry News
SpaceWe’ve seen a planet being born while its star is still forming Astronomers may have seen a Jupiter-like planet begin to form while its host star is still growing, proving a long-held theory about planet formation News