An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

Discover interesting facts about Saturn, its rings and whether it could contain extraterrestrial life.

By Will Dunham WASHINGTON (Reuters) -Astronomers have spotted a small rocky planet that orbits perilously close to its host ...

The boundless potential of astronomical discovery contrasts sharply with the backwardness and reaction promoted by Trump and ...

Apr. 15, 2025 — A new study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, finding evidence that it could be a giant rocky ... planets outside of our solar ...

Sub-Neptunes refer to planets between the size of our solar system's largest rocky planet, Earth, and the smallest gas giant, Neptune. "The nature of sub-Neptunes is one of the hottest topics in ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...