Zenon Jankowski Status: Retired 11/22/1937 – Nationality: Polish Type: Government Agency: Russian Federal Space Agency (ROSCOSMOS) Zenon Jankowski is a retired Polish pilot, colonel of the Polish Army and cosmonaut. Jankowski was selected as backup cosmonaut of the 1st Polish cosmonaut MirosÅ‚aw Hermaszewski for the Soyuz 30 mission in 1978.