It took a few attempts, but JWST has finally found strong evidence of an atmosphere around a rocky world outside our solar system. To add to the intrigue, this isn’t the planet’s original atmosphere — ...

WASHINGTON (Reuters) - Astronomers for the first time have deciphered the three-dimensional structure of the atmosphere of a planet beyond our solar system, revealing three layers like a wedding cake ...

Early results on the fourth planet from the TRAPPIST-1 star suggest it lost its original atmosphere to space long ago, and it ...

Astronomers have detected over 5,800 confirmed exoplanets. One extreme class is ultra-hot Jupiters, of particular interest because they can provide a unique window into planetary atmospheric dynamics.