From the scorching surface of Mercury to the icy edges of Neptune, our planetary neighborhood is full of wonders. The order of the planets isn’t just trivia—it tells a story about temperature, ...

The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many ...

Travel through time to witness some of the most remarkable episodes in our solar system's history, uncovering its ancient ...

All eight of the solar system’s “major” planets appear in this illustration, but the actual number of planetary bodies orbiting our star is far greater.

Welcome to SolarBalls, where you can enjoy entertaining space animations that educate about the solar system and the universe ...

The Sun, the planets, and all else that constitutes the solar system are hurtling toward the star Lambda Herculis, some 370 light-years away.

New research suggests that our Solar System may already be swimming in interstellar objects that originate from the Alpha Centauri system.

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS.