The URLs below will cause Celestia to display a map of David Weber's Honorversse.
The map used by this model was derived (by scaling and adding an opacity mask) from a map avaiable from Wikipedia.org at http://en.wikipedia.org/wiki/File:The_Honor_Harrington_Universe.PNG
Original by Michał Świerczek, uploaded to English Wikipedia by Piotrus, typo fixed by Ghepeu, uploaded to Commons by Nihonjoe.
As with the Wikimedia map, this Addon for Celestia is icensed under the terms of the GNU Free Documentation License, Version 1.2 or any later. For details, see http://commons.wikimedia.org/wiki/Commons:GNU_Free_Documentation_License_1.2
The Wikipedia version of the map is included.