The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

Comet 3I/ATLAS has arrived in the inner solar system behaving as if the usual rules of comet physics were optional. Instead ...

Leonardo Testi and team investigate the initial conditions for planet formation in this special astronomy focus ...

On Wednesday evening, former Google CEO Eric Schmidt and his wife, Wendy, announced a major investment in not just one ...

NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

The sun’s outer atmosphere resembles a pufferfish.

Minnesota already gets more than half of its electricity from wind, solar, nuclear and other resources that don’t emit planet ...

JWST observations of the ultra-hot super-Earth exoplanet TOI-561 b provide the strongest evidence to date for an atmosphere ...

Jupiter, as always, is a dazzling object, shining among the stars of Gemini the Twins. It reaches opposition on Jan. 10; this ...

Gaia data reveals signs of planets forming around young stars by measuring stellar motion, identifying planetary, brown dwarf, and stellar companions in early star systems ...

A lucky alignment of space- and ground-based telescopes has enabled researchers to nail down the mass of a rogue planet for the first time. Unlike worlds in our Solar System, rogue planets do not ...