Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

A scientist spotted an asteroid hiding in the sun's glare that orbits the sun in just 128 days, making it the second fastest ...

What's special about Chiron's rings is that they're still forming; this marks the first time astronomers have ever seen a ...

Jupiter's rapid early growth dramatically reshaped our solar system, scientists now reveal. Its immense gravity acted as a ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

A look at the potential effects of a rogue planet entering our solar system, from shifting Earth’s orbit to triggering ...

The Habitable Worlds Observatory (HWO) is slated to be the next Great Observatory for the world. Its main focus has been ...

Astronomers are gathering evidence of a massive hidden planet lurking beyond Neptune. Trump Cuts Millions After California ...

Astronomers using NASA's Swift telescope detected water on interstellar comet 3I/ATLAS in a surprising location. Discover how ...

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

Researchers are studying eccentric warm Jupiters, giant exoplanets that follow odd, elongated orbits unlike anything in our solar system.

Our solar system now, once again, officially consists of only eight planets. Although largely debunked, speculation continued ...