Astronomers witnessed planets colliding 11,000 light-years away, an event that could shed light on the collision that created Earth's moon.

NASA's Hubble Space Telescope has spotted fresh clues around a nearby star that strengthen the case that an object previously seen there was not a planet but an enormous space crash. A team of ...

Add Yahoo as a preferred source to see more of our stories on Google. Lead author Andy Tzanidakis’ rendering of the planetary collision he suspects occurred around star Gaia20ehk in 2021. (CREDIT: ...

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 ...