ORBITAL REFUELING: THE KEY TECHNOLOGY FOR STARSHIP’S MULTIPLANETARY FUTUREOrbital refueling—transferring cryogenic propellant (mostly liquid oxygen and methane) between two massive Starships in orbit—is the single most critical enabling technology for Starship to reach the Moon and Mars with meaningful payload.Without it, Starship could only deliver limited cargo or crew; with successful ship-to-ship transfer, it unlocks fully reusable interplanetary missions, massive payloads (100+ tons to Mars), and the f ...