NASA’s Space Launch System makes inaugural journey in historic launch

After years of preparation and two false starts, NASA’s heavy-lift Space Launch System has finally taken off and entered orbit. It’s a big win for the space agency — even as it assigns tasks once meant for the SLS to SpaceX instead.
Some pre-launch jitters threatened to scrub the launch, but a “red crew” went out to the hot pad to tighten something, and a bad Ethernet switch of all things later also needed to be replaced. But everything came together about 40 minutes after the original T-0, and the rocket had a clean (and impressive-looking) ascent with no hiccups to sp

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