Search the Sky is a satirical science fiction novel by American writers Frederik Pohl and Cyril M. Kornbluth, first published in 1954 by Ballantine Books.

This planet, also called Jones, is ruled by a cult of total conformity in all areas of life, including genetic phenotype.

Ross discovers that the equation whose meaning he has been seeking refers to the loss of unfixed genes in a small population, which explains the degeneracy of the planets he has visited.

Groff Conklin reviewed the novel, praising it as "a colorful and pointed melodrama," but a lesser work than its authors' The Space Merchants.

[1] Boucher and McComas found it "grand fun on a variety of levels," although they noted it was not really a unified novel, but "a series of Voyages imaginaires in the Eighteenth Century tradition, .