SpaceX's Starship Super Heavy rocket just fired up 7 engines for the 1st time (video)
SpaceX fired seven engines on its Starship Super Heavy prototype "Booster 7" on Monday (Sept. 19), marking the highest number of Raptor engines ever tested simultaneously.
TroibNews 
SpaceX fired seven engines on its Starship Super Heavy prototype "Booster 7" on Monday (Sept. 19), marking the highest number of Raptor engines ever tested simultaneously.
