Engineers work around hydrogen fuel leak, press ahead with countdown

Whether mission managers will be able to clear the rocket for launch as early as Sunday to propel four astronauts on a flight to the moon will depend on the results of a detailed overnight review and post-test analysis. NASA only has three days — Feb. 8, 10 and 11 — to get the mission off this month or the flight will slip to March.

Published by Spaceflight Now on 02/03/2026