Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

By Will Dunham WASHINGTON (Reuters) -Astronomers are tracking a newly spotted comet hailing from parts unknown, only the ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first ...

Spacecraft are not like the starships you see in movies. There is no endless supply of dilithium or hypermatter that lets you ...

A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...

A comet the size of Manhattan has been detected hurtling through the solar system, marking only the third time an ...