Sphere, Michael Crichton Sphere is a 1987 novel by Michael Crichton. The book was published in multiple languages including English, consists of 371 pages and is available in Paperback format. Download it once and read it on your Kindle device, PC, phones or tablets. The first edition of the novel was published in 1987, and was written by Michael Crichton. Use features like bookmarks, note taking and highlighting while reading Sphere. Sphere - Kindle edition by Crichton, Michael. Sphere by Michael Crichton, 9780061990557, download free ebooks, Download free PDF EPUB ebook. 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. Free download or read online Sphere pdf (ePUB) book. It was adapted into the film Sphere in 1998. The main characters of this science fiction, fiction story are Beth Halpern, Norman Johnson.