What planet is most like Earth? Reseachers have identified several exoplanets similar to our planet, but none that are an ...

James Webb observations show TOI-561b, an ultra-hot rocky exoplanet, has a thick atmosphere that redistributes heat.

A rocky exoplanet outside the Earth's solar system may have an atmosphere, according to new evidence gathered by NASA researchers. The exoplanet, known as super-Earth TOI-561b, was discovered in 2020, ...

An artist imagines LTT 1445 Ac, an exoplanet about 22 light-years from Earth in a triple red dwarf star system. - NASA / ESA / Leah Hustak illustration Astronomers have added two more exoplanets to a ...

Discovered by NASA’s Kepler spacecraft, Kepler-10c is a massive exoplanet that challenges existing theories about planetary formation and habitability. Dubbed a “mega-Earth,” this planet’s ...

Astronomers have taken a huge leap towards discovering habitable worlds, and the world now eagerly anticipates a rocky planet orbiting a faint star 40 light-years from home. Scientists are homing in ...

Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, if more detailed analyses verify preliminary observations from the James Webb ...

"Finding a temperate planet in such a compact system makes this discovery particularly exciting." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Artistic illustration of the internal structure of a lava planet in a cold state, showing a day‑side magma ocean overlain by a mineral atmosphere. The arrows indicate the direction of heat transport ...