''This photograph shows the synchrons of Comet MacNaught's dust tail as seen from the 7,000 foot level of Mauna Loa in Hawaii.''
Stephen James O'Meara, The 7,000 foot level of Mauna Loa Volcano on the Big Island of Hawaii
Jan. 19, 2007
Canon 20D camera, 17mm lens, ISO 1600, 46 sec expsore at f/3.5. (Credit: Spaceweather.com)