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A SpaceX Super Heavy rocket booster as tall as a 20-story building reappeared in the skies over South Texas minutes after blastoff in October, blazing up its engines to slow its fall back toward Earth. In an unprecedented feat, the booster wowed audiences with a precision midair landing in the arms of its launch tower.

The stunning spectacle — part of a test flight of SpaceX’s Starship, the most powerful rocket system ever constructed — was a moment many viewers witnessed via live stream and broadcast. But only those physically located near the launch site actually experienced the thu...