You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

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

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

Astronomers discovered 3I/ATLAS, a 10–20 km-wide interstellar comet racing into the solar system. It will reach perihelion in ...

The object — thought to be a comet — is only the third-ever confirmed interstellar visitor to pass through our cosmic ...

For only the third time in history, astronomers have identified what they think is an interstellar object — and it could be ...

Late in the evening on July 1, a telescope in Chile that is part of the global, NASA-funded Asteroid Terrestrial-Impact Last ...

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

CAPE CANAVERAL, Fla. (AP) — Astronomers say they've spotted an object in our solar system that's believed to be from another ...

Beyond the fact that this is the third known interstellar object to have entered our solar system, “we don’t know very much,” ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...