Points (9)

• (1) 1971 Hugo Award for Best Novel — Nominee
• (1) 1971 Nebula Award — Nominee
• (3) 1976 John W. Campbell Memorial Award — Winner
• (2) 1971 Locus Science Fiction Award — Second Place
• (1) David Pringle's Best 100 Science Fiction Novels — Included
• (1) CSSF Basic Science Fiction Library — Included