Noctilucent clouds are very high clouds in the atmosphere refract the light at dusk when the sun had sunk, illuminates / illuminate the sky with a light source that is not visible.
Showing posts with label Noctilucent Cloud. Show all posts
Showing posts with label Noctilucent Cloud. Show all posts
Wednesday, June 8, 2011
Noctilucent Cloud
Noctilucent clouds are very high clouds in the atmosphere refract the light at dusk when the sun had sunk, illuminates / illuminate the sky with a light source that is not visible.
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