Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests. New evidence of ...

NASA's Artemis II mission will see four crew members head to space and eventually fly around the moon before returning to Earth. How can you watch the launch?

In 1971, during the Apollo 15 mission, NASA astronaut David Scott carried out one of the most elegant scientific ...

The four astronauts who made history as the first crew ever medically evacuated from the International Space Station are now ...

Microorganisms live in biofilms—the equivalent of microbial "cities"—everywhere on Earth. These city-like structures protect and house microbial communities and play essential roles in enabling human ...

NASA's Zena Cardman and Mike Fincke were joined on the return by Japan’s Kimiya Yui and Russia’s Oleg Platonov.

Here's a cool website you should check out if you love astronomy and want to see what the Hubble and Webb Space Telescopes ...

ESA's Proba-3 mission, made up of twin spacecraft capable of aligning to create artificial eclipses, has captured "rare" ...

Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...

NASA's Suni Williams — one of two astronauts stuck for months at the International Space Station — has retired ...

The four astronauts of SpaceX's Crew-11 mission will discuss their shorter-than-expected stay aboard the International Space ...

Solar prominences occur when the sun’s plasma, flowing along the magnetic field lines that the sun creates, forms a loop into space along the edge of the sun’s disk. When a prominence becomes ...