Astronomers found an atmosphere where they least expected it—clinging to an exoplanet that’s too small, too hot and too old ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

Have you ever thought about how we would know if other planets have life on them? How could we tell that life existed on a planet from afar, without actually landing on it? Well, 30 years ago, an ...

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

Anyone hungry for the icy crunch of a Pluto -like body? No? Well, one nearby white dwarf is going all in on a Pluto-esque ...

Dr. Eric Christian shares the importance of the IMAP mission and how it will play a part in the Artemis moon missions.

That raises the possibility that the TRAPPIST-1e exoplanet could also have liquid water and therefore support life.

Astronomers were fascinated after spotting an object from interstellar space hurtling through the solar system earlier this ...

“Interstellar objects may be able to jump start planet formation, in particular around higher-mass stars,” Pfalzner said in a ...

A tiny meteorite is rewriting what scientists thought they knew about the origins of our solar system. New evidence found in shavings from a meteorite known as Northwest Africa 12264 — a 50-gram (1.8 ...