Experts have determined it to be a "super-puff," an exoplanet with a large but extended atmosphere. The most noteworthy ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

Astronomers have discovered an alien world that defies every planetary rule with its massive size, low density, and tilted ...

NASA launched an exoplanet-hunting experiment Oct. 1 despite the government shutdown. After the mission's end on Oct. 2, news ...

The James Webb Space Telescope has detected clouds made of silicates, similar to sand here on Earth, as well as water, ...

If you think you've met the wildest exoplanet yet, you haven't learned about TOI-4507 b. This strange world breaks almost ...

Scientists have found thousands of planets outside our solar system, called exoplanets, throughout the galaxy. This artist’s concept shows how they range in size and composition, although scientists ...

That's a big deal, as "PLATO is on track for the final key tests to confirm that it is fit for launch," ESA officials wrote ...

Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are ...

TRAPPIST-1, a planetary system 40 light years from Earth, could host a planet with an atmosphere and liquid water, but astronomers can’t be certain just yet.

An instrument is set to improve the detection and direct imaging of planets outside our solar system by harnessing the power ...

Scientists got a never-before-seen look at an area around a large exoplanet 625 light-years away where moons could ...