The freaky phenomenon, known as a cannibal coronal mass ejection (CME), occurred after two solar eruptions decided to merge ...

Astronomers have identified a new ultra-diffuse galaxy that appears to defy one of the fundamental assumptions of modern ...

A dramatic cosmic event is winding up to occur right in our backyard. Astronomers have spotted a pair of stars bound for ...

Astronomers have identified two massive white dwarf stars in a binary system within the Milky Way, poised for a rare ...

This article highlights recent scientific developments: astronomers observe two white dwarfs on the brink of a cataclysm; ...

Kilonova explosions from neutron star collisions may damage atmospheres and threaten life if nearby, according to a new study ...

"The last collision experienced by this rock was two million years ago," said cosmochemist Kees Welten of UC Berkeley. He and his team measured how long the rock was exposed to cosmic rays after it ...

"What surprised us, at the end, was how effective this type of impact could be in explaining Mercury's unusual structure ...