Stargate Atlantis, Season 1 will be out on DVD on November 15, 2005.  The pilot episode, Rising, has already been released on DVD.

Complete Season: 
Pilot Episode:  


Stargate SG-1, Season 8 will be out on DVD on October 4, 2005.

Complete Season: 


Battlestar Galactica, Season 1 will be out on DVD on September 20, 2005.  It will also include the miniseries pilot episode that was already out on DVD.

Complete Season: 
Miniseries: