Cosmonova is an IMAX Dome cinema and planetarium located in an annex of the Swedish Museum of Natural History in Stockholm, Sweden. Cosmonova opened in 1993 and was the first ever dedicated IMAX installation in Sweden (and third in the Nordic countries after Tietomaa Science Centre in Oulu, Finland and Tycho Brahe Planetarium in Copenhagen, Denmark) and is also the largest planetarium in Sweden. References External links Planetaria IMAX venues Cinemas in Sweden