The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System ... Ever Detected in the Main Belt Dec. 9, 2024 ...

BS4 may be anywhere between 17 and 40 feet across, and will approach at about twice the distance between the Earth and moon.

Bright yellow deposits in Consus Crater provide new evidence of Ceres' cryovolcanic history, reigniting the debate over ...

When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in ...

Two new studies show a briny, carbon-rich environment on the parent body of the Bennu asteroid was suitable for assembling ...

One of the main challenges ... the behavior of Kuiper Belt objects could result from mere coincidence or interactions with other yet unknown phenomena in the Solar System. If Planet X indeed ...