NASA’s Space Launch System rocket and Orion spacecraft for the Artemis II mission arrived back at Launch Pad 39B on March 20, ...

NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, ...

NASA's towering Space Launch System rocket is about to depart the launch pad in Florida where it has been vertical for more than a month in anticipation of the first U.S. human lunar mission in ...

NASA has wasted no time in selecting the vehicle that will replace the upper stage on its new plans for a standardized Space ...

SpaceX and Blue Origin hold Human Lander System (HLS) flight service contracts with NASA to ferry astronauts to and from lunar orbit and the surface of the Moon. “This is really the only pathway in ...

NASA's Space Launch System rocket and Orion spacecraft for the Artemis II mission returned to the Vehicle Assembly Building at Kennedy Space Center in Florida at approximately 8 p.m. EST on February ...

NASA is heading back to the moon, and it's planning to use the long-delayed Space Launch System (SLS) to get there. The agency is working to assemble the first SLS rocket, which will be the most ...

United Launch Alliance hoists a Centaur V upper stage atop the Vulcan first stage booster into the Vertical Integration Facility adjacent to Space Launch Complex-41 at Cape Canaveral Space Force ...

From Artemis IV onward, the new upper stage will be used instead of the existing interim cryogenic propulsion stage.