In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that ...

Astronomers have spotted an intriguing cluster of objects in the Kuiper belt, an enormous, donut-shaped region of icy objects ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.

American space agency NASA revealed it already used 12 major space assets to track and study the 3I/ATLAS interstellar comet.

A comet hurtling through the solar system from interstellar space is exactly what it appears to be, NASA officials said Wednesday, moving to quash a wave of online speculation.

The latest images of an interstellar comet shared by NASA have captured how an array of spacecraft witnessed a flyby that was ...

It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...

NASA has a photo dump of the interstellar comet 3I/ATLAS. It made news in July when it was confirmed to have originated ...

NASA has scheduled a photo-dump of 3I/ATLAS images captured by the agency's fleet of ground and space instruments. You can watch it live.

When astronomers search for planets that could host liquid water on their surface, they start by looking at a star's ...

NASA is providing more images and information about the interstellar object that's passing through our solar system right now ...