It's much harder to find, but there are a lot more of them." The first interstellar object to visit the solar system may have ...

New research based on data from NASA’s Dawn mission suggests the dwarf planet Ceres may have once possessed a deep, ...

Our Solar System is home to many worlds, including protoplanets and dwarf planets. Protoplanets can grow into dwarf planet ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

Though no direct evidence of life has been found, models suggest Ceres had hot water shooting into its underground oceans ...

Hubble discovered a white dwarf planet devouring a Pluto-like object, revealing debris rich in water and nitrogen.

"Makemake is one of the largest and brightest icy worlds beyond Neptune, and its surface is dominated by frozen methane," said Silvia Protopapa, lead author, in a statement. "The Webb telescope has ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. New research suggests that the dwarf planet Ceres may have once had a radioactive core, capable ...

Astronomers have detected the chemical fingerprint of a frozen, water-rich planetary fragment being devoured by a white dwarf ...

NASA says its Hubble Space Telescope has detected a white dwarf star that consumed fragments of a Pluto-like object. Space ...

Methane gas may signal an atmosphere or geological activity on a distant dwarf planet located at the outer edge of the Solar System. A research team led by the Southwest Research Institute has ...