Stargate Order (Mostly Chronological)
Stargate (1994) Movie
Stargate SG-1 Seasons 1-7
Stargate SG-1 Season 8 & Atlantis Season 1
Stargate SG-1 Season 9 & Atlantis Season 2
Stargate SG-1 Season 10 & Atlantis Season 3
Stargate Ark of Truth (2004) Movie
Stargate Atlantis Season 4
Stargate Continuum (2004) Movie
Stargate Atlantis Season 5
Stargate Universe Seasons 1 & 2
Stargate Origins