In 2017, the mysterious interstellar object 'Oumuamua passed through our Solar System, sparking a heated debate about its ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

The largest interstellar comet discovered could be an alien technology. The newly found Manhattan-sized object, named ...

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

Discovered in July 2025, 3I/ATLAS is the third confirmed interstellar visitor traversing our solar system, following ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

The Vera Rubin telescope is poised to kick off an explosive era of discovery. "It's like old-fashioned astronomy: Find the thing, point telescopes at it, argue about it. It's going to be fun." ...

Astronomers have discovered a new object that originated outside of our Solar System — only the third to be found.

Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

The object, a celestial body from another star system, was discovered on Tuesday by the University of Hawaii’s Asteroid Terrestrial-impact Last Alert System, or ATLAS, team. At this point, it remains ...

All of our preparation for the next interstellar object was preparing for something that looked like a ’Oumuamua, or something that looked like Borisov. And this thing doesn’t look like either ...