NASA’s Artemis II moon rocket moves to launch pad
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Beyond the range of GPS and tracking satellites, the moonship depends on radio dish arrays for communication and navigation.
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Failure was minutes away - why NASA’s moon mission was hanging by a thread
NASA’s Artemis 1 launch nearly ended in another delay due to critical technical failures. Liquid hydrogen leaks and tracking system issues threatened to stop the mission just hours before liftoff. Engineers and technicians were sent back onto the launch pad to make repairs under extreme conditions.