Astronomers say a distant, sunlike star shows signs of a catastrophic planet-on-planet crash that may mirror the ancient impact that formed Earth's moon.

The Milky Way won’t last forever. Astronomers say it’s on a collision course with the Andromeda Galaxy, a slow-motion crash that will erase our galaxy’s identity. The universe already knows how it ...

NASA crashes spacecraft into asteroid to push it off course in landmark defense test - The Dart spacecraft deliberately plowed into the asteroid Dimorphos in the space agency’s first planetary defense ...

A strange flicker from a star 11,000 light-years away reveals evidence of two planets crashing together in a rare cosmic ...

Astronomy textbooks worldwide may need updating after scientists announced a surprising discovery about Jupiter.

A new study reveals all five fundamental nucleobases – the molecular “letters” of life – have been detected in samples from ...

If you look eastward at the same hour for two nights in a row, you’ll find that the stars seem to be in the same place. But ...

SAN DIEGO, Calif. (FOX 5/KUSI) — A crash involving three vehicles on southbound I-5 near Carlsbad has blocked several lanes and caused traffic delays on Tuesday, according to officials. California ...

SAN DIEGO, Calif. (FOX 5/KUSI) — Several lanes of the southbound I-5 were closed on Wednesday due to a deadly crash, according to the California Highway Patrol. CHP Oceanside posted on social media ...

The Vera C. Rubin Observatory has started releasing its first discoveries: including supernovae, variable stars and asteroids ...

A helicopter crash in Evergreen on Sunday afternoon left a road closed as emergency responders worked the scene, according to the city’s fire department. The crash occurred at about 3:12 p.m. on South ...