Kepler-1708 b itself was only discovered in 2021. But still, this meant of the 5,000 known exoplanets or so, just two had been found with moons. This wasn't too much of a concern for astronomers ...

When NASA's Voyager 2 flew by Uranus in 1986, it captured grainy photographs of large ice-covered moons. Now nearly 40 years ...

By exploring Uranus’s moons, scientists aim to refine the tools and models necessary to search for life in similarly extreme ...

Even JWST can’t separate these tiny planets from their host stars – as they orbit their stars too closely. But there is a way ...

Phobos and Deimos could have formed from asteroid debris, a new study suggests. An upcoming sample return mission will help test the idea.

Some minerals in lava could suggest water is nearby.

Astronomers using the James Webb Space Telescope have detected possible signs of gases released by volcanic activity on a ...

This image shows wide (left) and close-up (right) views of the moon-forming disk surrounding PDS 70c, a young Jupiter-like planet nearly 400 light-years away. The close-up view shows PDS 70c and ...

Future searches with improved monitoring technology are expected to reveal ever smaller exoplanets, worlds that orbit at larger distances from their parent stars, and even alien moons. Based on ...

The moon is mostly basaltic," he said. "We're testing basaltic materials here on Earth to eventually elucidate the composition of exoplanets through the James Webb Space Telescope data." ...