Earth" that is located about 154 light-years away and is nearly twice as big and four times as massive as our planet.

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

A study of fossils from the Permian-Triassic extinction event 252 million years ago shows that forests in many parts of the ...

An international team of astronomers has found a new super-Earth exoplanet, TOI-1846 b, using NASA 's Transiting Exoplanet ...

A new study by Caltech’s Konstantin Batygin and his colleague theorizes how super-Earths are formed. Credit: Caltech/R. Hurt (IPAC) ...