We may know why Uranus and Neptune lack dipole magnetic fields, at last.

A Progress spacecraft at the ISS has a strange smell and unusual droplets after arriving at the ISS, NASA reported. Troubleshooting is ongoing, but its hatch is closed for now.

The James Webb Space Telescope may have broken another of its own records, finding potentially five of the earliest and most distant galaxies ever seen.

NASA scientists conducting surveys of arctic ice sheets in Greenland got an unprecedented view of an abandoned "city under the ice" built by the U.S. military during the Cold War.

Space mysteries In microgravity, astronauts must measure their mass, not their weight, which they can do with two devices on the ISS.

Firefly Aerospace announced its Blue Ghost lunar lander has completed testing and will now be shipped to Florida ahead of its planned January 2025 launch on a SpaceX Falcon 9 rocket.