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

"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 ...

NASA's Orion spacecraft for the crewed Artemis 2 mission to fly astronauts around the moon is all fueled up and going through ...

The U.S. planetary science community is sounding the alarm about plans to discard a nuclear technology that has powered ...

NASA’s Perseverance rover stationed on Mars spotted a dome-shaped rock with a striking resemblance to a helmet used during ...

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

STARRS Observatory in Hawaii made history in 2017 when they detected 'Oumuamua, the first interstellar object (ISO) ever ...

Acting NASA Administrator Sean Duffy has directed the agency to fast-track plans to put a nuclear reactor on the moon.

Is NASA going to put a nuclear reactor on the moon? Here's what Sean Duffy said about U.S. race against China in space and ...

A new Trump administration directive seeks to radically change NASA's vision for a continued astronaut presence in low Earth ...

Four astronauts splash down off the Southern California coast after a five-month stay at the International Space Station. A ...