Project Daedalus was a study conducted between 1973 and 1978 by the British Interplanetary Society to design a plausible uncrewed interstellar probe. Intended mainly as a scientific probe, the design
Enzmann starships are concepts for a crewed interstellar spacecraft by Dr. Robert Enzmann. In the original design proposed in 1964, a three million ton ball of frozen deuterium would fuel nuclear fusi
Project Daedalus
…Project Longshot Enzmann starship K. F. Long (2012). "Project Daedalus". Deep Space Propulsion: A Roadmap to Interstellar Flight. Springer. pp. 190–197. ISBN 9781461406075…
Balloon satellite under test. A balloon built in space was to serve as Enzmann's fuel tank.