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

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

CAPE CANAVERAL, Fla. (AP) — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency ...

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

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

NASA has discovered a rare interstellar object named 3I/ATLAS—only the third of its kind ever detected. The comet, which ...

Using a powerful telescope in Hawaii , the European Space Agency (ESA) has now captured the first video of 3I/ATLAS as it ...

The comet was first reported on July 1 by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS) survey ...