Sphere
From Author Wars - https://authorwars.com/publications/sphere-514964.html
Overview:
- Title: Sphere
- Author: Michael Crichton
- Year: 1987
- Publisher: Guild Publishing
- Pages: 385
- Binding: Hardcover
- Type: Novel
- Title Reference: Sphere
- Notes: Cover art uncredited. Not Terry Oakes (confirmed via artist's son) but spaceship is suspiciously similar to this image