An international team of astronomers reports the discovery of two new exoplanets, a few times more massive than Earth, ...

Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun's closest space neighbor ... Although the exoplanet, Proxima b, orbits extremely close — a year ...

"Given everything we know about this planet, a Hycean world with an ocean that is teeming with life is the scenario that best ...

Astronomers have discovered that "super-Earth" planets may exist on wider orbits than previously thought — and this implies these rocky, or "terrestrial," worlds are far more common than was suspected ...

What's more, no exoplanets with emission spectra cooler than 275 K (1.85 °C; 35.33 °F) - comparable to Earth - have been ...

An exoplanet discovered in 2020 contains the coldest temperatures ever measured on a planetary body, according to scientists.

Spotted thanks to a fleeting light distortion in 2011, a mysterious duo — a tiny star and its hefty companion — has turned ...

Webb is helping scientists understand these gassy exoplanets 'in a way that was not possible prior to the telescope’s launch, ...

The latest findings build on previous research by the same group of astronomers, who also detected carbon dioxide and methane within the planet’s atmosphere using Webb’s Near-Infrared Imager ...

Astronomers have spotted a small rocky planet that orbits perilously close to its host star disintegrating as its surface is ...