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

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

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

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

Nasa astronaut Suni Williams, one of two astronauts stuck on the International Space Station, has completed her first ...

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

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

The two astronauts have a busy day ahead of them. Hague and Williams will "patch light leaks in the NICER X-ray telescope, ...

NASA's TESS exoplanet hunter has found the fastest-disintegrating planet ever. Losing a moons-worth of matter every million ...

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

For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

Pandora, NASA's newest exoplanet mission, is one step closer to launch with the completion of the spacecraft bus, which ...