For nearly 50 years, NASA's Voyager spacecraft have been traveling farther from Earth than any human-made object in history. They've given us our first close-up looks at Jupiter, Saturn, Uranus, and ...

To capture unprecedented, high-resolution images of distant exoplanets, NASA is actively developing a mind-bending mission that uses the Sun’s massive gravitational field as a giant magnifying glass.

NASA’s James Webb Space Telescope Optical Telescope Element Pathfinder and Parker Solar Probe models are now on permanent display at the Smithsonian’s Udvar-Hazy Center, providing insight into testing ...

Northrop Grumman's first "Cygnus XL" cargo ship will depart the International Space Station Thursday morning (March 12), and you can watch the action live.