That's just a sounding rocket though, not all that different from the 1940s https://en.wikipedia.org/wiki/Aerobee https://en.wikipedia.org/wiki/Aerobee Sidere

That's just a sounding rocket though, not all that different from the 1940s https://en.wikipedia.org/wiki/Aerobee https://en.wikipedia.org/wiki/Aerobee Sidereus' EOS is a miniature, reusable orbital launcher. Load it in a tuck, drive to a field outside town, launch it with your cubesat, then go pick it up at the local airport as it glides back down from space on its parafoil. https://www.sidereus.space/eos/ https://www.sidereus.space/eos/ SciFi stuff if it works.