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NASA: AIM Mission URL: http://www.nasa.gov/mission_pages/aim/ Description: Background about the Aeronomy of Ice in the Mesosphere (AIM) satellite that "captured the first occurrence this summer [2007] of mysterious iridescent polar clouds that form 50 miles above Earth's surface." These clouds "are called Polar Mesospheric Clouds, or PMCs, when they are viewed from space and referred to as 'night-shining' clouds or Noctilucent Clouds, when viewed by observers on Earth." Includes images and mission news. From the National Aeronautics and Space Administration (NASA). LII Topics: Astronomy, Space Flight, Space Weather Publisher: National Aeronautics and Space Administration (NASA) LII Database Information: Record 26823 created by Maria Brandt on 09/02/2008 Last modification on 09/08/2008 Published: 09/18/2008 Funding agency: California State Library LII Item ID: http://lii.org/cs/lii/view/item/26823 |
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