- Published: 1973
- Hugo Award for Best Novel, 1974 —
- Nebula Award for Best Novel, 1974 —
- Locus Award for Best Novel, 1974 —
Rama is a vast alien spacecraft that enters the Solar System, A perfect cylinder some fifty kilometres long, spinning rapidly, racing through space, Rama is a technological marvel, a mysterious and deeply enigmatic alien artifact. It is Mankind's first visitor from the stars and must be investigated . . .