From the Publisher's website:
Ad Astra Games produces games that combine fun with scientific realism. Our award winning designs include Attack Vector: Tactical and follow-ons such as Nexus Journal #1. Ad Astra's licenses include the universe of David Weber's Honor Harrington books (the "Honorverse") and the Traveller space combat game Power Projection: Fleets.
Our products have garnered favorable reviews in publications as diverse as Undefeated and Scientific American.
In addition to providing support for a consistently modeled science fiction universe, we also provide a discussion forum for all aspects of our games, as well as for basic science questions.