European astronomers report the discovery of a second alien world in the TOI-1422 planetary system located some 500 light ...

A FIERY hell-world that would instantly roast visitors alive has a vast lava ocean – and may be packed with rare gems. The ...

Planet hunters have grown used to strange worlds, but a handful of discoveries now point to something even more radical: ...

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 ...

A new study of the red dwarf system TOI-3884 has uncovered rare, persistent spot-crossing signals that reveal unusually detailed information about the star’s magnetic activity and the planet’s orbital ...

The James Webb Telescope is reshaping our understanding of distant worlds, revealing exoplanet atmospheres, potential ...

What can sub-Neptune exoplanets teach astronomers about finding life beyond Earth? This is what a recent study published in The Astronomical Journal hopes | Space ...

The Webb Telescope has issued a weather for a rogue planet named SIMP 0136. The forecast is auroras, sand clouds, and temperature changes.

Subtle variations in the star’s brightness suggest it once collided and merged with another star, an explosive event that ...

On Nov. 27, 2001, NASA announced the first detection of an exoplanet atmosphere. Using the Hubble Space Telescope's spectrometer, astronomers observed HD 209458b, orbiting a 7th-magnitude, Sun-like ...

No planets cooler than about 35.33 degrees Fahrenheit had ever been detected. An exoplanet discovered in 2020 contains the coldest temperatures ever measured on a planetary body, according to ...