31
Stoke Space test-fires new booster engine
(spacenews.com)
Your one-stop shop for spaceflight news and discussion.
All serious posts related to spaceflight are welcome! JAXA, ISRO, CNSA, Roscosmos, ULA, RocketLab, Firefly, Relativity, Blue Origin, etc. (Arca and Pythom, if you must).
Other related space communities:
Related meme community:
How is their second stage different, I guess you are asking?
They will use a 30 (I believe) nozzle engine that works like an aerospike and is steered but not gimbaled (they throttle chambers/nozzles instead), cool the exterior with the fuel, and use a traditional capsule shape overall. Might just work