Technology Requirements for Advanced Earth-orbital Transportation Systems: Summary Report1977 - 62 pages |
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accelerated technology advanced earth-orbital advanced technology programs aero aerodynamics analysis applied bell nozzles checkout configuration cost/performance/benefits DDT&E Diameter Length dual-position nozzles Elevon evaluated feedline figures of merit fiscal year 1976 Flight vehicles ft² ft³ goals guidelines HTO vehicle improvements inboard profile included integration engineering landing gear launch LH₂ LO₂ LO2 tank Main engine materials mission NASA nology OMS/RCS operations parametric Payload Bay potential program costs propellant tanks Quartile R&T program relaxed stability requirements research programs reusable rocket engines Sect selected shown in Figure single-stage-to-orbit Space Shuttle specific impulse SSTO concepts SSTO system Subsystems weight reduction Table tanker aircraft tech technology areas Technology assessment technology growth Thermal protection systems thermostructural concepts thrust structures Titan III triple-point propellants vehicle concepts vehicle design vehicle dry weight vehicle weights vertical tail structures VTO and HTO wet wing wet-wing wing and vertical