Alsterarkaden.... Spring Ottenser Torbogen a shame, but there is hope Äquatorial Meridiankreis Grosse Refraktor 1-meter Teleskop Oskar-Lühning Teleskop Sonnenbau Lippert-Astrograph Hauptgebäude Bergedorfer Sternwarte The Sun today Sonnenflecken Bergedorfer Schloss Mein Schiffchen Rotation of the Sun AR 3697 (former AR 3664) polarlight over our house polarlight over our house HH Bergedorf Polarlicht Corona Rosenmontagbank HFF from HH Sombrero galaxie (M 104) Farbenpracht am Rathaus Sam in seinem Element HWW from our garden Deichtorhallen Elphi's Logenplätze Die Ampelfraktion Schöne Pfingsten A (still) fenceless world Polarlight, may 12 2024, 00h56 North America Nebulae noorderlicht polarlight/polarlicht/noorderlicht HWW from the sunny side of the street IMG 3191 b 00h25 Polar light over Oberlangen (00:21 MEZ) IMG 3172 b 00h17 Polar light over Kapellenmoor Polar light over Kapellenmoor Polar light abstract Sunspot AR 3664