[…] After being cleaned two hours before launch.—with Wilmore and Williams already aboard the Starliner—on the afternoon of May 6, following observations of a faulty oxygen relief valve in the twin-engine Centaur (DEC) upper stage of the Atlas V, the mission was realigned to fly as early as 6:16 pm EDT on the 17thbefore slipping again until no earlier than (NET) at 4:43 pm EDT on the 21st, due to a helium leak in the Starliner service module that was later traced to a flange on a single reaction control booster. When launch occurs, Wilmore and Williams will become the first humans to ride on a member of the “Mighty Atlas” rocket family since Project Mercury astronaut Gordon Cooper. flew its day-long Faith 7 mission back in May 1963. […]
from Comments for AmericaSpace https://ift.tt/KaFg7Nm
via World Space Info
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