Noctilucent cloud (NLC, night clouds), cloud-like phenomena in mesosphere. They are highest clouds in Earth's atmosphere, at altitudes 76-85km. Night

---

Noctilucent cloud (NLC, night clouds), cloud-like phenomena in mesosphere. They are highest clouds in Earth's atmosphere, at altitudes 76-85km. Night clouds are composed of tiny crystals of water ice covering dust. It is believed that dust comes from micrometeors.

---

Size: 5616px × 3744px
Location: Warszawa, Poland
Photo credit: © Łukasz Szczepanski / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: atmosphere, atmospheric, background, blue, bright, cloud, cloud-, clouds, crystals, dark, dust, formation, high, holidays, ice, landscape, luminescence, mesosphere, mesospheric, micrometeors, midnight, natural, nature, night, nlc, noctilucent, occurrence, people, phenomena, phenomenon, shining, silhouette, silver, sky, space, summer, sunset, twilight, upper, water, weather