Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

Astronomers have captured the most dramatic view yet of a planet losing its atmosphere, watching the ultra-hot gas giant WASP ...

"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring ...

This artist's impression shows the star TRAPPIST-1 with two planets transiting across it. ExoMiner++, a recently updated open ...

A sizzling exoplanet caught by the James Webb Space Telescope is shedding its atmosphere and leaving behind two gigantic helium tails.

One of the main questions in exoplanet science concerns M dwarfs (red dwarfs) and the habitability of exoplanets that orbit ...

Pandora, the latest in a long portfolio of University of Arizona's space science missions, has cleared its last major ...

The James Webb Space Telescope (JWST) is a large space telescope which collects light at infrared wavelengths. It has been ...

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

SpaceX launched NASA's Pandora exoplanet mission and about three dozen other payloads early Sunday morning (Jan. 11) on a ...

Naming an exoplanet seems straightforward until the rules appear. Scientific naming follows strict international standards ...