NASA discovered a unique celestial object, which was quickly confirmed to be a comet coming from another solar system. It had ...

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

The harmless object is currently near Jupiter, millions of kilometers, away and moving toward Mars, but it should get no ...

This intriguing object was first spotted by the ATLAS (Asteroid Terrestrial-impact Last Alert System) telescopes in Rio ...

Scientists at ESA have spotted A11pl3Z, a possible interstellar object near Jupiter. Though it’s heading towards Earth, ...

NASA confirms third interstellar object, 3I/ATLAS, traveling at 152,000 mph. The rare comet will pass closest to the Sun on ...

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

Astronomers spot a mysterious object from interstellar space. The object, 3I/Atlas, is traveling at 60 km/s. It poses no ...

A11pl3Z's eccentricity is now estimated to be near 6.0, the highest seen yet, confirming its hyperbolic orbit.

PARIS, France - Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- ...

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...