A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It ...

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.

NASA has discovered the third known interstellar object to pass through our solar system, but the icy snowball object poses ...

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

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

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

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

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

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

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