Gösta Gahm in September 2013.
|Born||Gösta Fredrik Gahm
7 July 1942
|Other names||Gösta F. Gahm|
|Alma mater||Stockholm University|
Gösta Fredrik Gahm (born 7 July 1942) is a Swedish astronomer.
Gahm was born in Stockholm. He is the professor emeritus of astronomy at Stockholm University. Until 2010, he was the chairman of the Swedish Astronomical Society. He is the main initiator of the popular science project Sweden Solar System.