What can lava planets, rocky exoplanets that are tidally locked and orbit so close to their stars that the intense heat melts ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

An international team led by the Universities of Geneva (UNIGE) and Montreal published the first results today from the NIRPS ...

Astronomers have recently discovered a massive exoplanet, Kepler-139f, hidden within a known star system. This Neptune-sized ...

NASA and ISRO will launch the NISAR satellite on July 30 to monitor land, ice, and hazards using dual-frequency radar.

A new milestone in space exploration was reached today with the publication in Astronomy & Astrophysics of the first ...

The stellar companion may help explain why the brightness of Betelgeuse, the red supergiant, is open to so much variation.

If the results had held up, the discovery of microbes that use arsenic instead of phosphorus in their biochemistry would have forever changed astrobiology.

TOI-2109b, a massive gas giant in a death spiral, may plunge into its star, be torn apart by tidal forces, or transform into a super-Earth. Scientists are racing to predict its fate.

Espinoza is a leader in the new massive James Webb Space Telescope study of rocky worlds, specifically to find out if planets ...

The fifth planet, named L 98-59 f, is located in the star’s habitable zone, where conditions could allow liquid water to exist.