Orbital transfer vehicles launch atop rockets, carrying other spacecraft that they deliver to specific, often hard-to-reach, ...

"Duffy to announce nuclear reactor on the moon" is not a headline I imagined reading before last week. Sure, as a sci-fi ...

The 55-feet-wide space rock is hurtling through space at a zippy 17,717 miles per hour, according to the space agency.

"The planet gets in the way from the point of view of any one spacecraft, so we had to spread them around the planet to look ...

Sean Duffy, the acting administrator of NASA for a little more than a month, has vowed to make the United States great in space.

Their Dragon capsule called Endurance is scheduled to splash down at approximately 11:33 AM Eastern time off the coast of ...

NASA experts explain why a passing asteroid isn't cause for concern, while revealing how often Earth encounters space rocks ...

A deceptive difference having to do with Earth's and Mars's gravity may be the reason why NASA's rovers get stuck in the ...

NASA's Europa Clipper nailed a major radar test during a Mars flyby, proving it’s ready to peer into Europa’s mysterious icy ...

NASA is monitoring a house-sized asteroid that will pass near Earth on August 16 at a speed of approximately 17,717 miles per ...

Carrying an advanced radar system that will produce a dynamic, three-dimensional view of Earth in unprecedented detail, the ...

The satellite called NISAR — short for NASA-ISRO Synthetic Aperture Radar — will operate from a near-polar-circling orbit 464 ...