Refueling and propellant depots

Breaking the single-launch constraint, and the cryogenic problem underneath it.

Scope

• Depot architectures and orbital locations
• Cryogenic boil-off and zero-boil-off systems
• Docking, transfer and gauging in microgravity
• Propellant sourcing, including lunar and Martian ISRU
• The mission architectures depots unlock

Notes

Nothing written here yet. Working notes go in Research and Learning Lab; anything that becomes durable is promoted onto this page.

References

To be added as the topic is worked through.