A new Southwest Research Institute-led study proposes a solution to a longstanding puzzle in planetary science: What caused ...

Scientists from Queen's University Belfast have led an international team in the discovery of a rare new planet, which is ...

Jupiter-like planet 8 UMi b, named Halla, orbits its host red giant star Baekdu closely. The red giant's merger with a white ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

A Japanese spacecraft flew by an asteroid and snapped a picture. It turned out to be a “contact binary”: two space rocks that ...

NASA’s James Webb Space Telescope found methane, aerosols, and a tidal heat signature on WD 1856 b — a Jupiter-sized world ...

A giant planet circling a dead star should not be there. That was the puzzle hanging over WD 1856 b ever since astronomers ...

NASA says five notable asteroids will safely pass Earth in the second half of 2026, helping scientists improve asteroid tracking and strengthen planetary defense.

James Webb found Neptune's moon Nereid has an unusual icy surface, suggesting it formed alongside the planet instead of being captured later.

Researchers have discovered a planet which, by all intents and purposes, should not be there. The world, coined WD 1856 b, is slightly larger than Jupiter and circles a dead star only about the size ...

The planet should not have survived the star's red giant phase—which sees a star balloon to more than 100 times its original ...

A Jupiter-size exoplanet orbiting a dead star baffled astronomers. But the planet named WD 1856 b could preview the fate of ...