NOCTILUCENT CLOUDS FROM SPACE: NASA's AIM spacecraft is back in business. Following a months-long interruption in normal operations, the polar-orbiting satellite is beaming back new images of noctilucent clouds at the edge of space. Data arriving now show a magnificent ring of electric-blue surrounding Earth's north pole, confirming recent sightings from the surface of our planet. Visit today's edition of Spaceweather.com to learn more about these strange clouds and the status of AIM.
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