Lichtende Nachtwolken
Spotted at Runway 21 @ebzw #noctilucent
It’s a great optical phenomenon where very high clouds reflecting sunlight.
Noctilucent clouds form in the mesosphere, at altitudes of 50-80km.
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Spotted at Runway 21 @ebzw #noctilucent
It’s a great optical phenomenon where very high clouds reflecting sunlight.
Noctilucent clouds form in the mesosphere, at altitudes of 50-80km.