What happens when two planets collide? Astronomers have just observed the aftermath in real time around a distant star. The star Gaia20ehk, similar to our Sun, suddenly began to flicker starting in ...

Two planets crashed into one another in a violent, chaotic collision that astronomers recently witnessed 11,000 light-years away from Earth. The rare cosmic event is not one scientists get to see ...

A distant star whose light suddenly flickered like a guttering candle has led astronomers to a spectacular find. According to an analysis of the strange changes in a Sun-like star named Gaia-GIC-1, ...