Astrophotography: SkyTrip.de
Astrophotography: instagram
Sternführungen, Teleskop-Training und mehr @ Frankfurt/Taunus
Wall pictures and more - My Picture Shop
Astro Wall Pictures - Gallery 1: Posters & Fine Art Prints @ Picfair
Astro Wall Pictures - Gallery 2: Posters & Fine Art Prints @ Printler
Personal Website
Nuclear Astrophysics: Scientific publications