NASASpaceFlight.com Forum
General Discussion => Historical Spaceflight => Topic started by: Vahe231991 on 07/25/2023 03:02 am
-
In the early 1970s, Boeing and North American Rockwell envisaged the Windjammer HOTOL spaceplane, which was designed to be launched from a ground accelerator sled and would have relied on mixed mode propulsion to reach orbit.
https://www.secretprojects.co.uk/threads/boeing-north-american-rockwell-windjammer-ssto.33764/