The Book of the Stars is a novel by Ian Watson published in 1984.
The Book of the Stars is a novel in which the heroine Yaleen dies, and a god called the Worm resurrects her to spy on the electronic Godmind.
[1] Dave Langford reviewed The Book of the Stars for White Dwarf #61, and stated that "All Watson's books are crammed with ideas [...] but this latest trilogy presents them in uniquely digestible form.
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