| astronautix.com | STS-2000 TSTO |
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| STS-2000 2A - STS-2000 2A Spaceplane Credit: Mark Lindroos. 10,833 bytes. 290 x 142 pixels. |
Two stage to orbit horizontal takeoff / horizontal landing variant of STS-2000. Ramjet/rocket mixed power first stage. Mach 6 separation of rocket-powered second stage. French study of the 1980's.
![]() | STS-2000B Spaceplane Credit: Mark Lindroos. 13,745 bytes. 256 x 258 pixels. |