SpaceX fires up used Super Heavy booster ahead of 9th Starship test flight (photos, videos) - Space.com

"This booster previously launched and returned on Flight 7, and 29 of its 33 Raptor engines are flight proven."SpaceX is gearing up for the ninth test flight of its Starship megarocket, which will be the first mission to reuse the vehicle's Super Heavy first stage. The company performed a static-fire test to…