Poster. British Aerospace HOTOL cutaway perspective drawing, autograph signed by key members of the project team, nd. [1986]. Reproduced with permission of [copyright] Flight [magazine]. Photoreproduction, printed in colour; 42x59.5cm. With 120 annotations to technical components. HOTOL (Horizontal Take-Off and Landing) unmanned satellite launcher concept was announced in 1984. The HOTOL is designed as an SSTO (Single Stage to Orbit) spaceplane intended to place 7000-8000kg into low Earth orbit. It is designed to take off from, and land on, a conventional aircraft runway, so reducing the operational costs of missions.