Solar System

The only way to see the curve of the Earth is to fly more than 6 miles (10 kilometers) above its surface.

"We think the water came from the melting of nearby sub-surface ice called permafrost, and that the permafrost melting was caused by magmatic activity that still occurs periodically on Mars to the present day."

China's Chang'e 8 mission to test resource technologies at the moon's south pole is taking shape — and may even include a humanoid form.

The Full Beaver Moon of November 2024 will be the final of four consecutive supermoons this year, appearing slightly larger in the night sky on Friday (Nov. 15).

NASA's VortEx experiment launched sounding rockets that created clouds, which will help scientists better understand how energy flows between layers of the atmosphere.

Samples collected from the near-Earth asteroid Ryugu have revealed clues about a primordial magnetic field that helped asteroids, planets and moons grow in our solar system.

Ten years after launching a patchwork of stars from her place in space, Karen Nyberg is calling for quilters to create the moon. The "Lunar Quilt Block Challenge" is now accepting quilt squares.

The sun may have swirling polar vortices similar to those on Earth, but powered by a very different source, according to a new study.

A student-led project comparing satellite images of the Arctic has discovered that a small Russian island has recently vanished after "completely melting" away.