Notes
First published as To Outlive Eternity in a shorter form as a serial in Galaxy magazine (June and August 1967 issues), the novella was then revised and expanded for publication as a novel by Doubleday in 1970.

Publisher’s Blurb – Lower Cover
"Its speculations on cosmology are fascinating, and the speculative hypothesis it embodies is strikingly well-conceived . . . Convincingly sustained throughout"
- The Encyclopedia of Science Fiction

"An imaginative and at times brilliant account of what happened to the spaceship that couldn’t put its brakes on . . . superb"
- Sunday Times

"Human and scientific dramas convincingly interwoven. Alpha"
- Birmingham Mail

"Magnificent . . . builds to an overpowering climax"
- Barry Malzberg

"A marvellous sequence of conceptual breakthroughs . . . as an exercise in hard sf, it is second to none . . . 'mind-boggling' seems much too mild a term to describe it"
- Science Fiction: 100 Best Novels