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 ...

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

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 ...

Astronomers have spotted a distant world "shedding" its atmosphere into space in real time, creating a giant cloud of helium ...

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

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 exoplanet is located seven times closer to its star than Mercury is to our own planet.

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

Using the JWST, an international team featuring UNIGE scientists has detected enormous clouds of helium streaming away from ...

Using the Webb telescope’s powerful Near Infrared Imager and Slitless Spectrograph (NIRISS) instrument, the team detected a ...