Dirk Ahrens: Aurora / Northern Lights
Dirk Ahrens: Aurora / Northern Lights
Dirk Ahrens: Celestial Ensemble with 12P/Pons–Brooks
Dirk Ahrens: Celestial Ensemble with 12P/Pons–Brooks - named version
Dirk Ahrens: Christuskirche I
Dirk Ahrens: Christuskirche II
Dirk Ahrens: Milky Way Nightscape
Dirk Ahrens: Milky Way Nightscape
Dirk Ahrens: Milky Way Nightscape
Dirk Ahrens: Paul-Bauman-Observatory at night
Dirk Ahrens: Lunar Eclipse and Milky Way during Calima
Dirk Ahrens: Full moon above Kleinwalsertal 1
Dirk Ahrens: Milky Way above Kleinwalsertal
Dirk Ahrens: Milky Way above Kleinwalsertal
Dirk Ahrens: Comet NEOWISE
Dirk Ahrens: Comet NEOWISE
Dirk Ahrens: Comet NEOWISE
Dirk Ahrens: Comet NEOWISE
Dirk Ahrens: Comet NEOWISE above Mainz & Wiesbaden
Dirk Ahrens: Comet NEOWISE above Schloss Johannisberg
Dirk Ahrens: Sundial at night - Halde Hoheward
Dirk Ahrens: Sundial at night - Halde Hoheward
Dirk Ahrens: Horizontal observatory - Halde Hoheward
Dirk Ahrens: Horizontal observatory - Halde Hoheward
Dirk Ahrens: Venus near Pleiades
Dirk Ahrens: Kleinwalsertal At Moonlight 2
Dirk Ahrens: Lunar Eclipse above the Rhine Valley
Dirk Ahrens: Lunar Eclipse with Milky Way - Landscape Format
Dirk Ahrens: Lunar Eclipse with Milky Way - Portrait Format
Dirk Ahrens: Lunar Eclipse 1