A NASA test to confirm repairs to seals in the SLS’s liquid hydrogen fueling system was only partially successful because of problems with ground equipment.

The next series of launch opportunities for the Artemis II mission begin March 3. If the mission doesn’t lift off in March, NASA will need to roll the rocket back to the Vehicle Assembly Building to ...

NASA has announced the final test before an Artemis II launch date. Here's what to expect from this weekend's wet dress rehearsal.

NASA’s rehearsal for Artemis II marks one of the final steps before four astronauts get launched into deep space for the first time since the Apollo program ended.

Temperatures dropped into the 20s over the weekend, yet NASA teams are hard at work preparing for the historic Artemis II ...

During the lead-up to NASA’s Artemis 1 mission back in 2022, recurring hydrogen leaks led to significant delays and a ...

NASA is planning to conduct a critical fueling test known as a wet dress rehearsal that will determine if Artemis 2 is on ...

A water system activation at the Thad Cochran Test Stand (B-2) on Jan. 30 at NASA’s Stennis Space Center near Bay St. Louis, Mississippi, helped capture critical data to support testing a new SLS ...

NASA's long-awaited moonshot with astronauts is off until at least March because of hydrogen fuel leaks that marred the dress ...

If the fueling test goes well, the Artemis II flight around the moon and back could take off as early as Feb. 8.

The Artemis II astronauts are (from left) commander Reid Wiseman, pilot Victor Glover, mission specialist Christina Koch, all with NASA, and mission specialist Jeremy Hansen, with the Canadian Space ...