Višnjan Observatory is an astronomical observatory located near the village of Višnjan on the Istrian peninsula. It is headed by Korado Korlević, a prolific astronomer and discoverer of minor planets.
According to the statistics on the observatory's website (Višnjan and Tičan) as of 2016, a total of 1420 asteroids and 2 comets have been discovered at the observatory, which uses 11 telescopes and has a staff of 78 members and volunteers. The Minor Planet Center (MPC) directly credits the Višnjan Observatory with the discovery of 108 minor planets, while 1294 discoveries are credited to Korado Korlević.
The observatory is home to several summer programs for youth in astronomy, archaeology, marine biology and other disciplines.