Ad Astra is the official magazine of the National Space Society. NSS members and Ad Astra subscribers who are signed in can view the current issue as well as back issues of the magazine. A complete index along with magazine covers and issue excerpts is available for public access on the NSS public website at Ad Astra: The Magazine of the National Space Society.

For members and subscribers who wish to access the current issue of Ad Astra, as well as back issues to 2009, you can do so via the Ad Astra Issues Index. Note that you must be signed into your NSS member or Ad Astra subscriber account in order to access the Ad Astra index and issues.  (Full NSS members only.  NSS Associate members do not qualify.)