A while back, there was a thread which, among other things, detailed possible Space Shuttle configurations. When I was a kid, one of the most popular configurations featured twin launchers--a pilotable first stage and a space-traveling second stage.
I understand that this is viewed to be an unfeasible proposition. Does anyone know much about it? Thanks.
I understand that this is viewed to be an unfeasible proposition. Does anyone know much about it? Thanks.