Boeing Turbojet-Boosted TSTO Space Transportation System design study (1977)

[hesham]

A Boeing Space Shuttle Air Launcher Vehicle;


http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19900066456_1990066456.pdf

 

[Jos Heyman]

This is, ofcourse, not a Shuttle Carrier Aircraft but rather an air launcher. Slightly different......., especially since the concept, as far as I know, was never considered in association with the Space Shuttle.