For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

James Webb Space Telescope observations suggest Pluto’s atmosphere is unlike any other in the solar system, confirming a 2017 ...

From its vantage point outside Earth's atmosphere, more than 36,000 km above Earth's surface, the Copernicus Sentinel-4 ...

A recent study published in Nature Astronomy has confirmed a groundbreaking hypothesis about Pluto’s atmospheric conditions, ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

The first observations of Pluto by NASA's James Webb Space Telescope (JWST) reveal dramatic phenomena on its surface, like ...