Helios
Methalox kick stage that transports multi-ton payloads from LEO to GEO, cislunar, and interplanetary trajectories in under a day using the 67 kN Deneb engine.
Methalox kick stage that transports multi-ton payloads from LEO to GEO, cislunar, and interplanetary trajectories in under a day using the 67 kN Deneb engine.