NASA, Artemis II and the countdown
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The countdown clock for a Wednesday launch attempt of NASA’s Artemis II mission began ticking at 4:44 p.m. Monday at Kennedy Space Center. A SpaceX Falcon 9 rocket using a fleet-leading booster for
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What does "T-minus" mean? Artemis II countdown sparks new curiosity
Artemis II has officially taken off, and now folks are locked in on the strange space lingo. Everyone wants to know what “T-minus” means, and the explanation is simple.