Astronomers have captured the sharpest, most detailed images yet of young solar systems where planets are just beginning to ...

New data from the James Webb Space Telescope suggests a planet in a faraway solar system was consumed by a star by hurling ...

Discover interesting facts about Saturn, its rings and whether it could contain extraterrestrial life.

As J.R.R. Tolkien wrote in The Fellowship of the Ring, “Not all those who wander are lost.” But in the case of planets, it’s possible that most of them are.

Not only has he failed to do so thus far however, but he also just became the worst of all-time in one key metric and that ...

Researchers have developed an AI model that identifies star system that could be harborbing an Earth-like exoplanet.

A dazzling snapshot from ESO’s Paranal Observatory captures a rare sky parade — the Moon, a comet, and nearly every visible planet strung across the heavens. This celestial lineup is an optical ...

Q: Why do the planets all orbit the Sun in the same plane? —Randi Eldevik | Stillwater, Oklahoma Because of the way the Sun formed, explains David DeVorkin, a senior curator in the space history ...