Abandoned SpaceX Rocket Designs - Falcon 1e, 5, 9S5, 9S9 & Air

SpaceX developed several rocket designs which ultimately never flew for various reasons, it's interesting to look at these in retrospect now that SpaceX has settled on the Falcon 9 and Falcon Heavy while it develops the radically different Starship design.
There’s a whole separate follow up video on other abandoned concepts which were never rocket designs.

Видео Abandoned SpaceX Rocket Designs - Falcon 1e, 5, 9S5, 9S9 & Air канала Scott Manley