NASA's proposed Space Reactor 1 mission aims to demonstrate nuclear-powered electric propulsion on a spacecraft traveling to ...

NASA is part of a Japan-led mission known as MMX that in the coming days could send an uncrewed spacecraft toward Mars to ...

This artist’s concept depicts NASA’s three SkyFall Mars helicopters collecting data while flying over the surface of the Red ...

Here's why it's grabbing a sample from moon Phobos.

Four Nasa astronauts are set to emerge from more than a year in isolation as part of an experiment to test the effects that a ...

Huntington Beach-based Karman Space & Defense (NYSE: KRMN) said today it has been selected by NASA’s Jet Propulsion ...

Japan is heading to Mars' mysterious moons. Here's how its ambitious mission could bring pieces of one back to Earth ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA has officially lost a decade-old Mars orbiter that performed vital scientific and communications work at the Red Planet. The ...

Perseverance traveled 28.1 miles, surpassing the distance Opportunity covered during its nearly 15-year mission ...

NASA’s Perseverance rover has shattered a historic space exploration record, traveling farther across another world than any ...