
Part of Series
Free online fiction from tor.com. Novelette. The Palencar Project Enjoy “The Sigma Structure Symphony,” by Gregory Benford, a story inspired by an illustration from John Jude Palencar. “The Sigma Structure Symphony” is the final part of a five-story series curated by senior Tor Books editor David G. Hartwell. All five are based on a singular piece of art by John Jude Palencar and will be released for free on Tor.com every Wednesday in March. Read the story behind these stories or purchase all five right now in a $2.99 ebook. This story was acquired and edited for Tor.com by Tor Books editor David Hartwell.
Author

Gregory Benford is an American science fiction author and astrophysicist who is on the faculty of the Department of Physics and Astronomy at the University of California, Irvine. As a science fiction author, Benford is best known for the Galactic Center Saga novels, beginning with In the Ocean of Night (1977). This series postulates a galaxy in which sentient organic life is in constant warfare with sentient mechanical life.