This is list of Media that does not have a specific date mentioned.
- The Adventures of Captain Proton (This is a Holonoval on Star Trek: Voyager).
- Battlestar Galactica (2003) (This series reached Earth in middle of its fourth season, but so far there is no reference to what year it is).
- Galaxy Quest, the television series from within the movie Galaxy Quest.
- Spaceballs (This movie is parody of Star Wars, which would put the movie in the past, but also parodies the Planet of the Apes, which would put the movie in the future).