Ambitious plans for lunar bases and Martian habitats present unique challenges, especially in coordinating time across ...

Genesis data is now producing high impact science in cosmochemistry, solar physics, coronal mass ejections, and space ...

A Chinese action camera used by NASA, the U.S. Air Force and many Americans is collecting data and communicating with servers ...

NASA proposes a faster, cheaper plan to bring Mars samples to Earth, aiming for delivery by the 2030s while cutting costs ...

Jupiter's Great Red Spot storm, which usually appears dark-red, can be seen shining a lurid blue color in an ultraviolet ...

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...

NASA’s study uncovers that 35% of supermassive black holes are hidden by gas and dust, reshaping our understanding of galaxy ...

The asteroid is estimated to be between 656 and 1,443 feet across, and will pass at 16 times the distance to the moon.

While SpaceX lost the upper stage of its new Starship in a flight test, the futuristic spacecraft presages a spaceflight revolution, says a leading U.S. space scholar.

"Some of the extreme ultraviolet light above active regions flickers erratically for a few hours before a solar flare," ...

"The question 'Are we alone?' is one of the most significant questions, not just in the history of science, but in the ...

One of NASA's two stuck astronauts is getting a change of scenery. Suni Williams stepped out on a spacewalk Thursday, her ...