Interstellar comets are the original cosmic explorers, and by studying their metallic whispers, we are learning the secrets ...

Interstellar comet 3I/ATLAS will soon reach its closest distance to Earth, so this may be our last, best chance to see this rare object before it heads back out into the universe, never to return.

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

NASA's shock discovery as interstellar comet 3I/ATLAS blasts out pristine ices at 153,000mph, reigniting alien theories and ...

Add Yahoo as a preferred source to see more of our stories on Google. Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a sigh ...

Harvard scientist Avi Loeb suggests comet 3I/ATLAS may be an alien vessel seeding life, after NASA's SPHEREx spacecraft detected unexplained methane and organic chemicals on board.

Could these be signs of artificial 3I-ntelligence? With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not. NASA has staunchly maintained ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...

Astronomers say that there are possible signs of life on Comet 67P, based on data from the European Space Agency's Philae Lander. The comet has features that indicate it may be home to alien life, ...

Stunning new photos show the pieces of the "other ATLAS," C/2025 K1, breaking apart in space after the golden comet suddenly exploded earlier this month.