NASA and ISRO team up to study Comet 3I/ATLAS, a rare interstellar visitor, revealing its glowing coma, ion tail, and unique chemistry.

The sun's gravity will pull the moon farther away from Earth than it's been in over five years on Nov. 19, though it'll be ...

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

For the next half-century, Earth will have a new celestial companion. A small asteroid, officially designated 2025 PN7, has ...