NASA already flies two famous space telescopes, Hubble and James Webb. A third is almost ready: the Nancy Grace Roman Space ...

Credit: NASA At first blush, the agreement for Relativity Space to fly a suite of NASA science instruments to Mars appears to be just another step in the agency’s efforts to broaden the pool of ...

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

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

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

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

NASA's TESS identified a large new exoplanet orbiting far from its host star thanks to ripples in the space-time continuum.

Without a rescue mission, NASA’s Swift Observatory, which studies some of the most powerful explosions in the universe, will ...

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.

Following an initial frenzy a decade ago, the commercial space sector is getting a new wave of investment. This time, things ...

NASA announced ambitious long-range plans Tuesday to spend $20 billion over the next seven years to build a moon base near the lunar south pole featuring habitats, pressurized rovers and nuclear power ...

Astronauts aboard the International Space Station were treated to a July 4 fireworks display as the outpost orbited above the US. Take a look.