View Full Version : Mysterious Noctilucent Clouds as Seen from the International Space Station

2012-Jun-25, 04:30 PM
Mysterious “night shining” or noctilucent clouds are beautiful to behold, and this stunning image offers an unusual view of these clouds as seen by astronauts on board the International Space Station. Also called polar mesospheric clouds, these clouds are puzzling scientists with their recent dramatic changes. They used to be considered rare, but now the [...]

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