Astronomers have identified 2026 ED138, a large trans-Neptunian object beyond Pluto. Follow-up infrared observations will ...

A large icy world beyond Pluto could join the dwarf planet roster. Rubin observations and older images traced its orbit, but ...

Just found by the Rubin Observatory, 2026 ED138 orbits beyond Pluto, and may be among the largest and brightest objects ...

Astronomers spotted a mysterious icy object billions of miles from the Sun that could be our solar system's newest dwarf ...

An artist's impression of an icy world surrounded by debris in the outer Solar System. (Mark Garlick/Science Photo ...

A new discovery in the outer reaches of the solar system could expand the small group of officially recognized dwarf planets.

Astronomers discovered a potential dwarf planet that had remained undetected for nearly a decade.

The discovery of 2026 ED138 does not alter the official definition of a planet or change Pluto's classification.

Astronomers found two chemically distinct gas rings around a white dwarf. Hidden planetary bodies may sustain them, offering clues to our Solar System’s future.

At the outer reaches of our solar system, beyond Pluto’s orbit, the Vera C. Rubin Observatory (NSF–DOE) has discovered the ...

A new, undiscovered neighbor? The post Astronomers Spot Mysterious Object Lurking Beyond Pluto appeared first on Futurism.

Astronomers have found possible evidence for the existence of the first moon beyond the Solar System. The unusual object in ...