Science has discovered around 6,000 planets, and this is the first one, other than Earth, that is rocky and has an atmosphere.

Since 2019, NASA has offered the public free access to an enormous trove of starlight data collected by its Transiting Exoplanet Survey Satellite. Thousands of astronomers downloaded portions of it.

Astronomers caught helium escaping the habitable-zone world LHS 1140 b — a signal that strengthens the case for the planet's ...

Copyright 2026 The Associated Press. All Rights Reserved. Copyright 2026 The Associated Press. All Rights Reserved. This image provided by the European Southern ...

They’re less dense than cotton candy, and they will help astrophysicists better understand the most unusual ways giant planets can form.

The search for life beyond Earth has marked a new discovery — evidence of an atmosphere on an Earth-like planet beyond our Solar System with modelling suggesting it may be a water world.

For the first time, NASA's TESS (Transiting Exoplanet Survey Satellite) mission has identified a planet orbiting a distant star thanks to its warping of space-time. Unlike the star-hugging transiting ...

There’s so little we know about circumbinary planets – planets that orbit two stars instead of one – that they can feel like the stuff of fantasy. And for good reason: to date, we’ve only confirmed ...

A new satellite survey has found nearly 30 unusual planets orbiting two stars instead of one, similar to Tatooine, the fictional home of Star Wars protagonist Luke Skywalker. Such circumbinary planets ...

Astronomers announced today that they have found eight new planets in the “Goldilocks” zone of their stars, orbiting at a distance where liquid water can exist on the planet’s surface. This doubles ...

A fifth planet has been discovered around a nearby star, making it the largest planetary system known outside our own. The planet appears to be a gas giant like Saturn, but scientists say any large ...

In the constellation of Sagittarius, three infant planets have been found orbiting a young star 330 light-years from Earth. These are the first planets to be found using the powerful ALMA telescope in ...