Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

Harvard astronomer Avi Loeb suggests that if interstellar object 3I/ATLAS isn't a comet, nor an asteroid, it may have been ...

There are currently no other explanations for the effects that we see, nor for the myriad other P9-induced effects we see on ...

Scientists have been studying an interstellar object that's currently moving through our solar system which was first spotted on 1 July. It has been called 3I/ATLAS because of what spotted it, and ...

Using data from the Vera C Rubin Observatory, experts have revealed just how big the object, dubbed 3I/ATLAS, really is.

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

After a scientist claimed a 'hostile alien threat' could attack Earth within months NASA has weighed in on the situation.

A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third celestial ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) The interstellar comet, originally called A11pl3Z and now ...

CAPE CANAVERAL, Fla. (AP) — Astronomers are monitoring an object headed our way that may have wandered over from another star system.

An artist's rendition of a rocky object in the Kuiper Belt, a distant outer region of the solar system potentially reachable by the New Horizons spacecraft by 2018. (NASA, ESA, and G. Bacon (STScI)) ...