NASA Finally Rolls Out Its Massive SLS Rocket, With Much at Stake

More than a decade after the last space shuttle took flight, NASA’s almost ready to launch a rocket once again. The Space Launch System, the most powerful rocket ever built, is designed to bring the Artemis missions to the moon, starting with Artemis I this spring. But before the big show, engineers have to conduct a battery of tests, putting the fully stacked SLS rocket on the launchpad and running a “wet dress rehearsal” that includes a practice countdown. NASA engineers plan for the rocket to make its debut on…

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