The hunt is on for terrestrial exoplanets in habitable zones, and some of the most promising candidates were discovered ...

New analysis of James Webb data shows the reported methane signal on TRAPPIST-1e was likely interference, suggesting the ...

Astronomers have used the James Webb Space Telescope (JWST) to discover that a distant "hot Jupiter" planet has two ...

Astronomers from the University of Geneva (UNIGE), the National Centre of Competence in Research PlanetS, and the Trottier Institute for Research on Exoplanets (IREx) at the University of Montreal ...

Our Sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

Astronomers using the James Webb Space Telescope have captured dramatic helium streams pouring off the super-puff exoplanet ...

The mystery of whether TRAPPIST-1e has an atmosphere capable of hosting life continues. Discover more about it.

"We reported hints of methane, but the question is, 'is the methane attributable to molecules in the atmosphere of the planet ...

More research is needed before scientists can determine whether the recently observed methane signatures point to the presence of an atmosphere or are simply the result of contamination from the host ...

For the first time, scientists have continuously monitored a planet's escaping atmosphere over a complete orbit, revealing ...

Published on Key components of the new spectrograph designed at UNIGE have been successfully tested. They will enable analysis of light from the ...

The RISTRETTO project, dedicated to observing Proxima b –the closest exoplanet to the Solar System — is reaching a new milestone: several key components of this high-precision spectrograph have been ...