Astronomers have used the Chandra X-ray telescope to observe an exoplanet as it disintegrates because its parent star is ...

The punishing radiation appears to be causing the planet to shed its atmosphere at a rate of at least 1 trillion grams per second, according to a new study involving NASA 's Chandra X-ray Observatory.

The extrasolar planet or " exoplanet " in question is TOI-2109b, which has five times the mass of Jupiter and is located ...

Astronomers observe a dramatic event on exoplanet TOI 1227 b. This young gas planet is losing its atmosphere quickly. Intense ...

According to the paper laying out the research behind the discovery, "TOI-1846b is a super-Earth-sized planet, with a radius ...

"We found that hundreds of exoplanets are larger than they appear, and that shifts our understanding of exoplanets on a large ...

The discovery of a potentially habitable exoplanet by the James Webb Space Telescope sparks fresh curiosity across science ...

A paper published this week by doctoral candidate Te Han and his adviser, Paul Robertson, probably shrinks the number of ...

Explore the discovery of Kepler-139f, a super-Earth exoplanet 36 times Earth's mass, orbiting its star every 355 days. Learn ...

Though our solar system and the movement of its planets appear relatively sedate, there are many things that could upset the ...

A monster exoplanet as big as 10 times the size of Jupiter has emerged from the stellar gas and dust surrounding a young star ...

WASP-121b, an already unusual planet, might have a remote origin that explains some of its peculiar properties—from iron rain ...