Weinberger helped to broker a compromise where Big G was taken off the table and NASA was given the greenlight for immediate development of a partially-reusable thrust-assisted orbiter shuttle. Specifications Crew size: 9 to 12 Length: Maximum diameter: Habitable volume: Mass: Payload: Launch vehicles: Titan 3M, Saturn IB, Saturn S-IC/S-IVB. See also Advanced Gemini Blue Gemini Manned Orbital Laboratory TKS – Soviet heavy resupply spacecraft with a similar hatch-through-heatshield design Zarya – Soviet "Big Soyuz" design References External links Big Gemini – Encyclopedia Astronautica NASA History Series Publications Crewed spacecraft Cancelled space missions Project Gemini