The Earth's Moon is its only one, but scientists recently discovered a new celestial body that will be staying near the planet for the next several decades.

NASA’s James Webb Space Telescope produced the first 3D atmospheric map of exoplanet WASP-18b, an ultra-hot Jupiter 400 light-years away.

As the nights grow longer across the Northern Hemisphere, November offers a dynamic stage for planet watchers. From elusive ...

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is hiding it from Earth ...

Earth’s magnetosphere, once thought to have a simple electric polarity pattern, has revealed a surprising twist. New ...

New ESA simulations suggest that a solar storm on par with the 1859 Carrington Event could wreak havoc on Earth-orbiting ...

But as researchers have discovered more moonlike objects in our solar system—including 128 moons orbiting Saturn just this ...

Southwest Research Institute could lose more than $265 million if the cuts go through, including defunding missions already ...

As mankind was planning the first moon landing in the 1960s, an asteroid approached Earth—and still hasn’t left.

Jupiter in this teaser trailer for the upcoming sci-fi survival horror game. Satellite Odyssey: Jupiter is set on Europa, one ...

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

This quasi-moon is expected to remain in its current near-Earth orbit for about another 60 years before the gravitational tug ...