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Around end 1960's Douglas proposed
several projects for reuse of S-IVB Stage
the final Idea was a reusable S-IVB with Aerospike engine
to use as upperstage on Saturn launcher or as SSTO
got some one more info (like payload) on that proposal ?
thanks in advance
several projects for reuse of S-IVB Stage
the final Idea was a reusable S-IVB with Aerospike engine
to use as upperstage on Saturn launcher or as SSTO
got some one more info (like payload) on that proposal ?
thanks in advance