In a further indication of Congress' position on the SLS and Orion programs, lawmakers set aside more than $4 billion for the ...

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

NASA tested a Space Launch System rocket RS-25 engine at the Stennis Space Center. Credit: NASA Stennis Space Center ...

Trump may slash environmental rules for rocket launches. The Trump administration is considering slashing rules meant to ...

An upgraded version of one of the solid rocket boosters being used for NASA's Space Launch System (SLS) experienced an ...

So how do rockets move in space? With a little help from Newton's third law and the conservation of momentum, of course.

NASA's recently-retired SOFIA airborne observatory aircraft, the "flying telescope," also called Plant 42 home. The agency's ...

Rocket Lab has increasingly been in the news over mounting anticipation for the first launch of its upcoming Neutron rocket.

NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 engines, recently passed a critical milestone that put the integrated ...

Along with launching two NASA probes, the SpaceX Falcon 9 rocket carried five other satellites into orbit with goals ranging ...

NASA announced a successful test of its X-59 aircraft at U.S. Air Force Plant 42 in Palmdale, Calif., that could lead to ...

Blue Origin has officially announced that its next-generation New Glenn rocket will launch NASA’s ESCAPADE Mars mission in a ...