HOTOL - Anatomy of a spaceplane engine

HOTOL was a 1980s British project to build a totally reusable Space Shuttle. The project was cancelled and as it existed in the pre-internet age it's hard to find information about it. In this video, with the aid of an original patent, I go back to basics to explain how HOTOL's unique rocket engine would have worked. The patent referred to in the video is available here: https://patentimages.storage.googleap... My original HOTOL video is here:    • HOTOL - Spaceplane of the future   For an explanation of why I think SSTO spaceplanes are the future of space travel check out my original spaceplanes video:    • Spaceplanes are the future   The background rolling Earth orbit video is from: "ORBIT - A Journey Around Earth in Real Time"    • ISS - ORBIT · Journey Around Earth in Real...