SpaceX adds 29 raptor engines to Super Heavy booster ahead of orbital launch

SpaceX has installed 29 raptor engines on Booster 4, a Super Heavy prototype. It will be attempt to launch the Starship SN4 on its first orbital test flight. Credit: Space.com | footage & animation courtesy: SpaceX | produced & edited by [Steve Spaleta](http://www.twitter.com/stevespaleta)