Washington, DC – Three new objects locked into roughly the same orbit as Neptune--called "Trojan" asteroids--have been found by researchers from the Carnegie Institution's Department of Terrestrial ...

Astronomers studying the Kuiper Belt have detected a strange distortion that could point to an unknown planet lurking far beyond Neptune.

Chinese official calls for prioritizing Neptune orbiter mission A senior Chinese space scientist and delegate to the country’s national congress is proposing the prioritization of an unprecedented ...

Neptune is the furthest planet from the sun in our Solar System. Even when Pluto was still designated a planet, it has an elliptical orbit, bringing it closer to the sun than Neptune for 20-year ...

New images released Wednesday from NASA's James Webb Space Telescope are revealing Neptune, and the planet's hard-to-detect rings, in a fresh light. "It has been three decades since we last saw these ...

A six planet "parade" is set to appear in the night sky tomorrow night, here's the science of the event.