Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention of scientists. This planet orbits the star within the "Goldilocks zone"—a ...

What can star variability—changes in a star's brightness over time—teach astronomers about exoplanet habitability? This is ...

When astronomers search for planets that could host liquid water on their surface, they start by looking at a star's habitable zone. Water is a key ingredient for life, and on a planet too close to ...

"The James Webb Space Telescope has captured helium escape from this planet for the first time, and it is the most confident ...

Scorching planets that should be bone-dry may actually create their own water deep inside, forging oceans through molten rock ...

What happens when a planet contains immense quantities of water but is far too hot for that water to remain liquid?

An international team, including astronomers from the University of Geneva (UNIGE) and the National Centre of Competence in ...

Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention of scientists, because it ...

The James Webb Space Telescope has captured helium escape from this planet for the first time, and it is the most confident ...

The James Webb Space Telescope has detected clouds made of silicates, similar to sand here on Earth, as well as water, ...

Researchers have pinpointed a super-Earth in the habitable zone of a nearby M-dwarf star only 18 light-years away.