Ven, is a Swedish island in the Öresund strait laying between Skåne, Sweden and Zealand, Denmark. A part of Landskrona Municipality, Skåne County, the island has an area of 7.5 km² and 371 inhabitants as of 2020. During the 1930s, the population was at its peak, with approximately 1,300 inhabitants. There are four villages on the island: Bäckviken, Tuna By…Ven, is a Swedish island in the Öresund strait laying between Skåne, Sweden and Zealand, Denmark. A part of Landskrona Municipality, Skåne County, the island has an area of 7.5 km² and 371 inhabitants as of 2020. During the 1930s, the population was at its peak, with approximately 1,300 inhabitants. There are four villages on the island: Bäckviken, Tuna By, Norreborg and Kyrkbacken. The island is best known as the location of Danish Renaissance astronomer Tycho Brahe's observatories Uraniborg and Stjerneborg.