/sci/ - Science & Math

>>12485290
I legitimately can't decipher how this is supposed to have any connection to Mars colonial propulsion choice.
>hydrolox: makes your rockets retardedly large, leaks everywhere, deep cryo
>nuclear: good luck convincing the US government to let you launch hundreds of NERVAs every synod
>methalox: just werks
>keralox: no oil on mars

>>12287027
Blue Origin, if they had the capacity to move faster than a particularly unenthusiastic rock, should be building a fully reusable upper stage for New Glenn. Without that it's just a shittier Falcon Heavy. With it, it might fill a niche for something smaller than Starship for routine LEO missions like ISS resupply.