Here's a fully updated version of my sci-fi novel Betrayals, set in the Orion's Arm scenario, with added timeline and glossary;
http://www.orionsarm.com/xcms.php?r=oa-page&page=gen_betrayals_toc
the front cover was made using Celestia, Anim8or and Gimp...
http://www.orionsarm.com/im_store/betrayals.jpg

a full listing of Orion's Arm publications can be found here
http://www.orionsarm.com/xcms.php?r=oa-page&page=gen_publications
with more to come...