noctilucent clouds that are typically 50 miles high in the mesosphere and seen only in twilight

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noctilucent clouds made of ice crystals that are typically 50 miles high in the mesosphere and visible only in twilight

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Size: 5100px × 3356px
Location: UK
Photo credit: © David J. Green / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: atmosphere, cloud, clouds, high, lucent, mesosphere, meteorology, nocti, noctilucent, phenomena, phenomenon, rare, sky, twilight, uk, weather