The James Webb Space Telescope has spotted a 'rogue' cosmic object barrelling through our galaxy without a star, and covered ...

Astronomers are ready to search for the fingerprints of life in faraway planetary atmospheres. But first, they need to know ...

Astronomers have identified an extreme exoplanet, LTT 9779 b, that is reshaping our understanding of planetary atmospheres.

The gas giant WASP-121b, also known as Tylos, has an atmospheric structure unlike any we have ever seen, and the fastest ...

These gases — composed of carbon, hydrogen, and a halogen, like chlorine — are mostly made by bacteria, algae, fungi, and ...

Using the James Webb Space Telescope (JWST), astronomers have peered into the atmosphere of a cosmic body that could be a ...

The dividing line between gas giant planets and failed stars is blurry at best. The isolated planetary-mass object SIMP ...

A chemical found in the atmosphere around an exoplanet that leads researchers to believe the planet may harbor life is called ...

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...

Mars' atmosphere moves differently from Earth's due to gravity waves. These waves affect air circulation at high altitudes.