Neptune’s third-largest moon, Nereid, could be an intact survivor from the planet’s original satellite system, upending ...

Astronomers believe Triton may not have originally formed around Neptune.

It's hard to overshadow the uber-social sign of Gemini. But during their own season is what truly takes the cake and bakery, especially for this infamously reflective zodiac sign.

NASA's Webb telescope analyzes weather on distant exoplanet WASP-94A b, revealing extreme atmospheric patterns 700 lightyears ...

Week of May 31 - June 6, 2026 Stargazers of ancient times, watching as the starry heavens turned about the world in which ...

A small space rock, 2024 PT5, is fascinating scientists with its Earth-like orbit. Researchers now suggest it might be a piece of the Moon. This lunar fragment could have been blasted into space by a ...

The largest moon in the solar system — Jupiter’s Ganymede — has a unique and inexplicable magnetic field. New research could finally explain it: the moon is heating up.

Looking for a sky event this week? Check out our full Sky This Week column. May 21: Check in on Saturn and Mars Tonight we're ...

The moon glows with the Beehive Cluster on May 21, as a trio of planets form up in the evening sky.

NASA envisions its moon base covering hundreds of square miles, and hopping scout drones may mark the facility's perimeter.