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Orion Spacecraft Launches on its 10-day Artemis II Mission

As the countdown clock rolled to zero on Wednesday evening, the engines of the 322-foot-tall, 5.75-million-pound Space Launch System rocket rumbled to life, plumes of steam and smoke fanning out across Launchpad 39B at Kennedy Space Center in Florida. And then, the rocket’s eight million pounds of thrust went to work, lifting itself, and the…