Covers: Open Library
Covers: Open Library

Sphere is a 1987 novel by Michael Crichton, his sixth novel under his own name and his sixteenth overall. The story follows Norman Johnson, a psychologist engaged by the United States Navy, who joins a team of scientists assembled to examine a spacecraft of unknown origin discovered on the bottom of the Pacific Ocean. The novel begins as a science fiction story but quickly transforms into a psychological thriller, developing into an exploration of the nature of the human imagination.
| Format | Publisher | Year | ISBN |
|---|---|---|---|
| Paperback | HARPER | 2016 | 9780062428868 |
| Edition | Brilliance Audio | 2016 | 9781501216831 |
| Audiobook | Brilliance Audio | 2016 | 9781501216817 |
| Edition | HarperCollins Canada, Limited | 2011 | 9780061990557 |
| Paperback | Harper | 2011 | 9780062044914 |
| Edition | 2005 | 9782266152471 | |
| Paperback · ger | Rowohlt Tb. | 2003 | 9783499234705 |
| Paperback | Rowohlt TB-V. Rnb. | 2003 | 9783499264214 |
| Audiobook | Random House Audio | 2001 | 9780553702323 |
| Paperback · ger | Rowohlt Tb. | 2000 | 9783499227981 |
| Paperback | Robert Laffont | 1999 | 9782221087527 |
| Edition | Tandem Library | 1999 | 9780785758969 |