A question about the tSpace Briefing
I have a question after perusing the tSpace briefing.
They call it a simple plan, but it seems to involve a lot of rendezvous, docking, in-flight re-fueling and crew-transfer from one vehicle to another. Isn't this exactly the sort of complexity-filled profile Zubrin so eagerly avoided in designing Mars Direct? I know the tSpace plan is for lunar activity, not a flight to Mars, but still...