George Hahn is a retired software engineer with degrees in Aeronautical and Mechanical Engineering. Widowed with two children and three grandchildren, he lives near Sacramento, California. Tau Ceti: A Ship From Earth is the first novel in the Tau Ceti science fiction trilogy and was followed by Tau Ceti: The New Colonists in November 2014, and Tau Ceti: The Immortality Conspiracy, in April 2016. Since then, more novels have been added and are collectively the Library Ship Saga, a total of seven novels and one novella as of 2022. He is active in the Elk Grove writing community and a founding member of the Elk Grove Writers Guild.