NASA’s latest tests, featuring 3D-printed metal alloys and aerospike nozzles, mark a major step forward in propulsion science. Could this engine revolutionize space travel, or is it still too ...

Among the investors was André-Hubert Roussel, former CEO of ArianeGroup, who oversaw the development of Europe’s only ...

NASA has outlined how it will respond to President Donald Trump’s order that federal agencies eliminate “waste, bloat, and insularity” — but it’s not yet clear just how sweeping the chan ...

NEW YORK (AP) — A NASA spacecraft will make another close brush with the sun, the second of three planned encounters through the sizzling solar atmosphere. Webb Space Telescope captures a star ...

And splashdown Crew 9 back on Earth. Stuck in space no more, NASA astronauts Butch Wilmore and Suni Williams returned to Earth on Tuesday, hitching a different ride home to close out a saga that ...

NASA told its staff Monday that the space agency will start cutting its ranks − including the office of its chief scientist − as part of a "broader governmentwide restructuring effort.

NASA engineers are turning off two instruments to ensure that the twin spacecraft, Voyager 1 and Voyager 2, can continue exploring space beyond the limits of the solar system. To save energy for ...

NASA's SPHEREx and PUNCH missions will need to wait a little longer before heading to space. After delaying the launch of these missions five times — they were originally slated to take to the ...