CelnikWerner E. Celnik is an astrophysicist and hobby astronomer. He offers seminars for astronomy beginners and is the author of numerous astronomy books, among them the Kosmos bestseller “Astronomy for Beginners”.
All products from Werner E. Celnik (4)
Werner E. Celnik, Hermann-Michael Hahn
From the first look at the starry sky to the use of a telescope to create...
Werner E. Celnik
The practical guide about the red planet - optimally observe, photograph and...