Space is loaded with strange things—black holes, pulsars, gigantic clouds of alcohol, and more weird planets than you could count. Even our own solar system has some oddballs—like Neptune. Neptune’s ...

NASA's James Webb Space Telescope has peeled back the layers on sub-Neptunes, a type of gassy exoplanet scattered in large numbers throughout the universe. While sub-Neptunes' thick atmospheres have ...

Neptune, the most distant major planet in the Solar System, has finally given up one of its longest held secrets. After decades of hints and near misses, astronomers now have crisp, direct views of ...

NASA's James Webb Space Telescope (JWST) has found water swirling in the air of a distant alien planet, a new study reports. That exotic world is TOI-421 b, a boiling-hot "sub-Neptune" orbiting a star ...

For the first time, researchers have spotted infrared auroras swirling in Neptune’s atmosphere, verifying decades of scientific speculation. When NASA’s Voyager 2 mission flew by Neptune in 1989, it ...

Unlike the James Webb Space Telescope's views of other sub-Neptune exoplanets' atmospheres, its look at TOI-421 b was clear. Credit: NASA / ESA / CSA / Dani Player illustration A sweltering planet ...

Astronomers are pulling back the hazy veil on the Milky Way's most common—and arguably most mysterious—type of planet: so-called sub-Neptunes. Not seen among the planets of our solar system, these are ...

WASHINGTON (AP) — Neptune’s glowing auroras are captured in the best detail yet by NASA’s James Webb Space Telescope. Hints of auroras were first faintly detected in ultraviolet light during a flyby ...