One of seven Earth-sized planets, TRAPPIST-1d, caught the attention of NASA researchers and is one of the promising planets ...

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

The James Webb Space Telescope has detected clouds made of silicates, similar to sand here on Earth, as well as water, ...

"Abnormal, chaotic and strange" are just a few adjectives astronomers are using to describe a perplexing planetary system 60 light-years from Earth. And for one of the two exoplanets orbiting the ...

NASA is celebrating a big milestone after the 6,000th exoplanet discovery was confirmed this week. Exoplanets are worlds outside our solar system. Just over three decades ago, the first exoplanets ...

NASA announced a new milestone in its search of the stars. It has now found more than 5,000 exoplanets -- those outside of our solar system. “It’s not just a number,” Jessie Christiansen, a researcher ...

Searching for life on other planets requires more than just measuring their distances from their stars. A future NASA ...

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 ...

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

A red dwarf star 330 light-years away appears to be annihilating a baby Jupiter-size planet in its orbit. Credit: NASA / CXC / SAO / M. Weiss illustration Astronomers have taken a close look at one of ...