Mirosław Hermaszewski (15 September 1941 – 12 December 2022) was a Polish cosmonaut, fighter plane pilot, and Polish Air Force officer. He became the first, and at the time of his death in December 2022, the only, Polish national in space when he flew aboard the Soviet Soyuz 30 spacecraft in 1978.[2] He was the 89th human to reach outer space.[3][4]