Astronomers have found a new super-Earth named TOI-1846 b. This planet is about twice the size of Earth. It orbits a red ...

The new planet is almost the same size as Earth and swings around its home star, which is called LP 791-18, about once every three Earth days. Average temperatures there could spike to more than ...

Astronomers have detected a repeating radio signal from an exoplanet and the star that it orbits, both located 12 light-years away from Earth. The signal suggests that the Earth-size planet may ...

This illustration provided by NASA in 2017 depicts the planet 55 Cancri e, right, orbiting its star. A thick atmosphere has been detected around the planet that’s twice as big as Earth in a ...

NASA has been tracking a strange never-before-seen planet through its solar system, which is more than eight times the size of Earth. The exoplanet, known as GJ 1214 b, was first detected by the ...

Get Instant Summarized Text (Gist) Jupiter was about twice its current radius and possessed a magnetic field roughly 50 times stronger than today around 3.8 million years after the solar system's ...

DALLAS (AP) — A thick atmosphere has been detected around a planet that’s twice as big as Earth in a nearby solar system, researchers reported Wednesday.

This illustration provided by NASA in 2017 depicts the planet 55 Cancri e, right, orbiting its star. A thick atmosphere has been detected around the planet that’s twice as big as Earth in a ...