20 series recommended for anyone who enjoyed Stargate Atlantis, ordered by audience score.
Star Trek: The Next Generation
1987
Firefly
2002
Stargate SG-1
1997
Babylon 5
1994
Star Trek
1966
Farscape
1999
Star Trek: Voyager
1995
UFO
1970
Doctor Who
2005
Star Trek: Enterprise
2001
Lost in Space
2018
Space: Above and Beyond
Battlestar Galactica
1978
Andromeda
2000
Buck Rogers in the 25th Century
1979
The Invaders
1967
Earth 2
Land of the Giants
1968
Earth: Final Conflict
Man from Atlantis
1977
