Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune. It is the "clearest view ...

A test model of the Perseverance rover, designed to explore the surface of Mars, sits in a garage at NASA’s Jet Propulsion ...

Now, a new Nature study points to an answer by catching four planets at a stage most systems never show us: The awkward, ...

On Jan. 8, 2011, six people were killed and 13 others, including U.S. Rep. Gabrielle Giffords, D-Ariz., were injured in a ...

Two supermoons — occurring when the full moon coincides with its closest approach to Earth — will close out 2026. At about 226,000 miles away, the moon appears larger and brighter than average, ideal ...

Planets usually stay close to their host stars, tracing steady paths shaped by gravity. Yet some planets break free and drift ...

Three supermoons will lighten up the night skies in 2026, the stunning result when a full moon inches closer to Earth than usual as it orbits in a not-quite-perfect circle. Appearing bigger and ...

It's estimated there may be trillions of rogue planets wandering through the Milky Way, unbound to any star. Since detecting our first ones, we have been presented with an odd mystery.

Another view from Perseverance shows how windswept Mars' landscape truly is.