NASA likely to delay Artemis II moon mission launch again due to helium flow problem
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NASA will likely delay the Artemis II moon mission due to a helium flow problem discovered Friday. Four astronauts may miss their planned March launch window.
NASA explained that helium is used to "maintain the proper environmental conditions for the stage’s engine and to pressurize liquid hydrogen and liquid oxygen propellant tanks."
And while the helium worked properly during the agency’s "wet dress rehearsals" for Artemis, "teams were not able to properly flow helium during normal operations" after the wet dress rehearsals on Feb. 19.
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NASA will likely delay the Artemis II moon mission due to a helium flow problem discovered Friday. Four astronauts may miss their planned March launch window.
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