This article describes the setting of a military science fiction series of stories by David Weber featuring Honor Harrington, the Nelsonesque heroine in a series reminiscent of C. S. Forester's Horatio Hornblower book series. The Elysian Space Navy is a doubly fictional space navy that exists momentarily in the events described in the eighth and nineth books of David Weber's Honor Harrington series, Echoes of Honor and Ashes of Victory.