New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

Scientists have been fascinated by the third interstellar object to ever known to visit our solar system that is revealing ...

MAVEN has circled Mars for more than a decade, exploring the planet and relaying data from robots on the surface.

"Star Trek" boldly goes where storytelling hasn't gone before, but not every plot sticks the landing. We discuss 10 "Trek" ...

A year of new treatments, new technologies, new ways to stay safe during disasters and new insights on the mysteries of the ...

Also known as red lightning, the Transient Luminous Event (TLE) is associated with extremely intense thunderstorms, Space.com ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

SpaceX conducted an early morning rocket launch from Vandenberg Space Force Base in Lompoc on Wednesday, December 10. At 3:40 ...

The long rivalry between Elon Musk and Jeff Bezos with their space endeavors is shifting into a new area as orbital data ...

Kim officially became an astronaut in 2017. Expedition 72 and Expedition 73 marked Kim’s first visit to the ISS, where he ...

The stealthy startup plans to use a network of satellites to harvest sunlight and send it to Earth using infrared lasers.