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

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

Artemis II will mark humanity's first crewed journey beyond low Earth orbit since Apollo 17 in 1972. The approximately 10-day ...

The dress rehearsal for NASA's Artemis II launch will help prepare the astronauts for the real launch date, which is planned for no earlier than February.

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

NASA’s Artemis II crew completed a launch day rehearsal at Kennedy Space Center, practicing countdown procedures, spacecraft boarding and system checks ahead of their 2026 lunar orbit mission.

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

The vehicle that once ferried crews to Boeing’s Starliner test flights is getting a second act, this time in service of a ...

NASA conducted a full-scale static test fire of the Booster Obsolescence and Life Extension (BOLE) solid rocket motor - part ...

NASA reported 2025 achievements in lunar, Mars, and Earth science missions, including Artemis II preparations, CLPS landers, Mars ESCAPADE, ISS research, heliophysics, and new astronaut candidates.

NASA/Adeline Morgan Santa Claus (NASA engineer Guy Naylor) poses with NASA's Artemis II Orion spacecraft and SLS (Space ...