The commemorative coin is dedicated to the International Year of Astronomy, i.e. 2009, proclaimed by United Nations. Four hundred years ago Galileo Galilei for the first time made use of the telescope to observe objects of the Universe.
The International Year of Astronomy means peaceful global work with the purpose of exploring the enigmas of anthropogenesis and our Universe origin, i.e. the common heritage linking all earthlings. Astronomy is an important world outlook science and in such a way there is a good opportunity to conceive its role in development of the civilization.
Yurii Drohobych (Kotermak, circa 1450 – 1494) was a well-known scientist – an astronomer, humanistic thinker, person of encyclopaedic knowledge, whom Ukraine ias proud of. He was born and grew up in the city of Drohobych. In 1481-1482 he was the rector of University of Bologna. His work IUDICIUM PRONOSTICON ANNI 1483 CURRENTIS (Prognostic Estimation of the Year 1483) was the first printed book of a Ukrainian author.