The Neil Gehrels Swift Observatory has spent 21 years as astronomy's first responder, swinging toward exploding stars faster ...

NASA is looking for volunteers willing to spend a year in a simulated space habitat.

If you've ever fancied spending up to a year away from your loved ones and living in extremely close confines with three ...

NASA's Swift Observatory is in peril. A last minute mission to save it could make spaceflight history. Here's everything to ...

Explore decades of incredible images and videos of stars, planets, moons, and galaxies—most of which are free to use and ...

Following its longest hibernation period ever of nearly a year, NASA's New Horizons spacecraft has emerged in good health and ...

Space agency selects 37 companies as partners to develop technologies that will support moon bases and Mars exploration.

After weeks of delays, NASA is finally launched a historic flight Wednesday to send a crew of four astronauts on a trailblazing nine-day trip around the moon and back. The Artemis II mission — with ...

NASA’s $4.3 billion Nancy Grace Roman Space Telescope has risen from its horizontal slumber at Kennedy Space Center ahead of ...

The Nancy Roman Grace Telescope has arrived at NASA's Kennedy Space Center for final preparations ahead of launching to join the orbital ranks of Hubble, Webb, Spitzer and Chandra.

NASA is marking the United States' 250th birthday with four striking red, white, and blue images of deep space from the ...