The universe is ballooning outward at an ever-faster clip under the power of an unknown force dubbed dark energy. One of the ...

While Lunar Trailblazer's mission is no longer possible, the space agency is assessing other options for the spacecraft.

About 19 positions will be cut, including those in offices focused on technology policy and diversity, equity and inclusion.

This video sparkles with synthetic supernovae from the OpenUniverse project, which simulates observations from NASA's ...

Boom Supersonic, the company aiming to create commercial planes that can travel faster than the speed of sound, have ...