NASA’s push for a new nuclear rocket engine is not just another upgrade to the hardware we strap to the bottom of spacecraft.

NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, Mississippi. The test lasted about "eight-and-a-half minutes (500 seconds), the same ...

The latest hot-fire of NASA’s Artemis moon rocket engine at Stennis Space Center was more than a dramatic plume on the Mississippi horizon, it was a proof point that the agency’s heavy-lift strategy ...

HANCOCK COUNTY, Miss. (WLOX) - NASA and L3Harris Technologies successfully conducted a full-duration hot fire test of a second RS-25 engine at Stennis Space Center in Hancock County. The engine will ...

The NASA Artemis II mission, set to lift off as soon as February, will mark the first time astronauts have aimed to venture beyond near-Earth orbit since 1972.

Blue Origin has signed a Commercial Space Launch Act agreement with NASA for the use of the historic 4670 test stand at the Marshall Space Flight Center (MSFC). Despite setting up its own in-house ...

There have been published papers by the Air Force Research Lab and NASA on rotating detonation engines having 10% or more efficiency gains. A rotating detonation engine (RDE) uses a form of pressure ...

Momentus Inc. (NASDAQ: MNTS), a U.S. commercial space company offering satellites, satellite components, and in-space transportation and services, today announced that it was awarded a $2.5 million ...

Despite president Donald Trump’s plans to phase out Boeing’s mega-expensive Space Launch System rocket for NASA, the agency is currently trundling ahead with the original plan. As Ars Technica reports ...