Aliens are visiting our solar system. Not little green men, sadly, but natural alien objects—cosmic bodies such as comets and ...

A trio of researchers, in a study published on July 16, claimed 3I/ATLAS might be a piece of alien spy technology in disguise ...

Object 3I/ATLAS will make close approaches to Jupiter, Mars and Venus, which could allow aliens to stealthily plant spy ...

Astronomers think small space rocks from beyond our solar system routinely strike Earth—but proving it isn’t easy ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

Experts confirmed the discovery of a rare interstellar visitor—only the third ever detected—hurtling through our Solar System ...

Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...

The Vera Rubin telescope is poised to kick off an explosive era of discovery. "It's like old-fashioned astronomy: Find the ...

Loeb points to several unusual traits that set 3I/ATLAS apart from typical comets. "The retrograde orbital plane of 3I/ATLAS ...

A mysterious new interstellar object, 3I/ATLAS, was discovered in July. It turns out that wasn't the first time our ...

"It could represent some of the oldest and most pristine water ever observed, formed in another planetary system and ...

A newly discovered object speeding through our solar system could be something far stranger than a comet, possibly even alien ...