https://www.nextbigfuture.com/2010/05/project-icarus-interstellar-spaceship.html
The Project Icarus Team plan to follow on from Project Daedalus and design an interstellar spaceship. (H/T Centauri Dreams
project icarusinterstellar spaceshipsummaryblogcom
https://www.discovermagazine.com/at-36-miles-long-this-conceptual-spaceship-could-carry-2-400-people-into-interstellar-space-47922
Take a tour of Chrysalis, a massive, cylindrical spacecraft designed for the Project Hyperion Design Competition.
miles longconceptualspaceshipcouldcarry