Far beyond the bright planets, in the dim outskirts of the Solar System, astronomers keep stumbling on objects that refuse to follow the rules. Around Neptune in particular, a handful of newly charted ...

A strange strip of metal-rich gas in deep space is giving astronomers an unsettling glimpse of how worlds like ours might die. Buried inside the glowing remains of a dead star, the structure looks ...

Astronomers have unleashed a powerful new AI tool called RAVEN to comb through data from NASA’s TESS mission—and it’s paying ...

Astronomers discover water-ice clouds on a cold exo-Jupiter planet, Epsilon Indi Ab, advancing the search for Earth-like ...

By probing the atmosphere of a mini-Neptune exoplanet, the James Webb Space Telescope has found that it formed much farther ...

Many astronomical objects play by clear rules and fit into neat categories, but brown dwarfs (celestial objects too massive to be mere planets, but too small to be real stars) continue to refuse to ...

Space scientists are puzzled after the discovery of a bizarre planet — shaped like a lemon. Astronomers have spotted an unusual exoplanet orbiting a pulsar, with a bizarre ovoid form sculpted by ...

Gliese 581c is a planet that’s about 20 light-years away, hanging out in the constellation Libra. It circles its star pretty ...

Donald Trump has a hang-up about Pluto. As far back as 2019, his appointed NASA administrator was making noise about ...

Surprised astronomers said Thursday they have discovered a star with planets in a bizarre order that defies scientific expectations -- and suggests these faraway worlds formed in a manner never seen ...