Our cover picture ...
… shows a beautiful and richly structured display of noctilucent clouds on the morning after Midsummer Night on 21.06.2022. Waves, lines, practically all classifications of NLCs were present. At the top, the red fringe at the entry into the umbra of the Earth. Canon EOS 6D + Pentacon 1.8/50, 6s, ISO 200, 03:15 CEST, Kleinopitz/Saxony.
© Heiko Ulbricht