When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a ...

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

Explore 7 mysterious and interesting facts about the Moon, including its origin, water presence, orbit, size, and potential ...

What can white dwarf stars eating their own planets teach astronomers about planetary and solar system formation and ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

Hidden by the Sun’s glare, a new space object has been found lurking in our Solar System, and it's one of the fastest-moving ...

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

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

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

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

The latest member of the caled as 2025 PN7, a newly discovered asteroid that could expand Earth's 'moon family' to eight.

Planets do not emit visible light like stars; they shine in the sky because they reflect sunlight. Exoplanets too reflect ...