When worlds collide…suns act squirrely. Astronomers have witnessed a rare and violent cosmic crash between two planets, and ...

Astronomers studying a faint red dwarf star called LHS 1903 have found a four-planet system arranged in a sequence that no standard model of planet formation predicted. The system follows a ...

Hubble Space Telescope images have revealed a second massive collision between planetary bodies orbiting the nearby star Fomalhaut, roughly 25 light-years from Earth. The discovery, reported in a peer ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. LHS 1903 is a small red ...

WASHINGTON – Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that formed beyond the orbits of its gaseous neighbors, possibly after ...

Astronomers have spotted something unusual in a comet passing through our Solar System. 3I/ATLAS, only the third confirmed interstellar visitor ever s.

An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how planets form. Across our galaxy, astronomers routinely observe a ...

An artist's impression of a planetary system with four planets, around a small red star, called LHS1903 with a large reddish-brown rocky planet with craters is visible in the foreground and three ...