So-called M dwarfs are the most common stars in the Milky Way. A research team has determined around which of them Earth-like ...

Astronomers confirm TOI-5573 b, a rare, miniature Saturn-like planet orbiting a small star, challenging theories of planetary ...

TOI-6894 b, the largest exoplanet relative to its host star yet seen, doesn’t fit the most widely accepted formation model ...

July promises a celestial spectacle. Skywatchers can see star clusters and meteor showers. Planetary sightings, including ...

Learn how a new discovery of a giant planet can help scientists refine their theories of how planets form.

How many Earth-like exoplanets orbit M dwarf stars (Red dwarf stars), which are smaller and cooler than our Sun? This is what ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

Jupiter-like planet 8 UMi b, named Halla, orbits its host red giant star Baekdu closely. The red giant's merger with a white ...

Astronomers have been trying to detect atmospheres on planets orbiting TRAPPIST-1, but bursts of radiation from the star make ...

The James Webb Space Telescope has discovered an exoplanet using the direct-imaging technique. The host star's light was ...

NASA's James Webb Space Telescope (JWST) provided the first direct image of a planet with a mass similar to Saturn's, ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...