These rather small planets are a stone's throw from Earth in galactic terms, but were too small for previous instruments to ...

A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 billion light-years from Earth, putting them in ...

For decades, astronomers have classified exoplanets into neat categories: rocky Earth-like planets, gas giants like Jupiter, ...

Last year, astronomers announced that a planet orbits Barnard’s star. Now, researchers have confirmed the existence of three more.

The James Webb Space Telescope captures the first direct images of carbon dioxide in a distant planetary system, HR 8799, ...