NASA is backing a new generation of nuclear rockets that could compress the months-long journey to Mars into a sprint ...

NASA's Artemis program represents the most ambitious human spaceflight effort since Apollo, aiming not only to return ...

Such "countdown demonstration tests" have traditionally taken place shortly before launch with the rocket and crew ship ...

NASA is marking America’s 250th year with a bold new symbol of the nation’s relentless drive to explore. The America 250 emblem is now on the twin solid rocket boosters of the SLS (Space Launch System ...

Rocket Lab launches Space Force and NASA ‘DiskSat’ experiment  Rocket Lab set to launch Space Force and NASA ‘DiskSat’ ...

Over the weekend, NASA conducted a dress rehearsal for its scheduled February launch date of its Artemis 2 mission to the Moon.

NASA and the Artemis II crew complete a full countdown test as teams prepare for the first crewed mission around the Moon under the Artemis program ...

NASA's Artemis II Orion spacecraft with its launch abort system is stacked atop the agency's SLS (Space Launch System) rocket ...

A major step toward launch day is complete as NASA's Artemis II astronauts ran through a countdown demonstration test.