SpaceX’s Elon Musk says he will rocket Optimus bots on the first Starships sent to Mars, but a leading robotics scholar ...

NASA and Sierra Space have agreed to change their deal for its Dream Chaser spacecraft, which will now have its first launch ...

NASA astronauts Nichole Ayers and Anne McClain complete egress of the International Space Station during a spacewalk mission.

Built to rival NASA’s shuttle, the Buran flew just once—unmanned, flawless, and then never again. This is the story behind the USSR’s ambitious clone.

Expedition 73 crewmembers sequenced DNA and worked with virtual reality glasses this week, while also continuing to unpack cargo vehicles and congratulating NASA's 24th group of astronaut candidates.

Blue Origin opened its massive new rocket factory in Brevard County, where “New Glenn” rockets are moving down the line ...

NASA's AVATAR study will send Emulate organ chips containing human cells on the Artemis II mission to study how deep space ...

NASA's Artemis II astronauts will embark on the first crewed U.S. mission to the moon in half a century. It could launch ...

NASA has modified its ISS resupply contract with Sierra Space, which builds the robotic Dream Chaser space plane.

NASA has tapped startup Katalyst to save a $500 million orbiting observatory from falling into Earth's atmosphere by launching a spacecraft meant to push it farther in space, a short-notice mission ...

A NASA mission, IMAP, and two more spacecraft that will study space weather are traveling through space atop a single SpaceX ...

California’s Vast Space is building what would be the world’s first commercial space station, which it aims to launch next ...