Ad Astra (magazine)

Ad Astra is the quarterly magazine of the National Space Society (NSS). The name literally means "To the Stars". The magazine came into being following the merger of the L5 Society and the National Space Institute which became the NSS in 1987. The magazine was established in 1989. It is based in Washington DC.

Imaginova, publisher of Space.com, published Ad Astra from 2005 to 2008. From 2008 until the company closed, the magazine was published by MM Publishing.