Off Armageddon Reef

Off Armageddon Reef is a science fiction novel by American author David Weber, published by Tor Books. It is the first book in the open-ended Safehold series. It follows a group of survivors who have settled a planet they name Safehold, a place where they had sought to escape from a terrible war, but that becomes the scene of a new struggle to uphold the principles of human civilization.