British manned spaceplane. Study 1971. The Hawker Siddeley Waverider study of 1971 laid out a space vehicle with a waveriding airbreathing hypersonic first stage, and a rocket propelled, lifting body second stage.
Status: Study 1971.
Orbital payload was to have been 3.5 - 4 metric tons of cargo or a manned, caret-shaped waverider vehicle. In either case the second stage would be recovered from orbit separately.