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동영상 : http://apod.nasa.gov/apod/ap120305.html Flying Over the Earth at Night Video Credit: Gateway to Astronaut Photography, NASA ; Compilation: Bitmeizer (YouTube); Music: Freedom Fighters (Two Steps from Hell) Explanation: Many wonders are visible when flying over the Earth at night. A compilation of such visual spectacles was captured recently from the International S..

http://apod.nasa.gov/apod/ap121218.html A Sun Pillar Over Sweden Image Credit & Copyright: Göran Strand Explanation: Have you ever seen a sun pillar? When the air is cold and the Sun is rising or setting, falling ice crystals can reflect sunlight and create an unusual column of light. Ice sometimes forms flat, six-sided shaped crystals as it falls from high-level clouds. ..

http://apod.nasa.gov/apod/ap121221.html Orion over El Castillo Image Credit & Copyright: Stéphane Guisard (Los Cielos de America, TWAN) Credits: D. Flores and B. Pichardo (Inst. Astronomia UNAM), P. Sánchez and R. Nafate (INAH) Explanation: Welcome to the December solstice, a day the world does not end ... even according to the Mayan Calendar. To celebrate, consider ..

http://apod.nasa.gov/apod/ap121207.html Earth at Night Image Credit : NASA, NOAA NGDC, Suomi-NPP, Earth Observatory, Data and Processing: Chris Elvidge and Robert Simmon Explanation: This remarkably complete view of Earth at night is a composite of cloud-free, nighttime images. The images were collected during April and October 2012 by the Suomi-NPP satellite from polar orbit ..

http://apod.nasa.gov/apod/ap121129.html Super Moon vs. Micro Moon Image Credit & Copyright: Catalin Paduraru Explanation: Did you see the big, bright, beautiful Full Moon Wednesday night? That was actually a Micro Moon! On that night, the smallest Full Moon of 2012 reached its full phase only about 4 hours before apogee, the most distant point from Earth in the Moon's elliptic..

http://apod.nasa.gov/apod/ap121129.html Super Moon vs. Micro Moon Image Credit & Copyright: Catalin Paduraru Explanation: Did you see the big, bright, beautiful Full Moon Wednesday night? That was actually a Micro Moon! On that night, the smallest Full Moon of 2012 reached its full phase only about 4 hours before apogee, the most distant point from Earth in the Moon's elliptic..

http://apod.nasa.gov/apod/ap121117.html Like a Diamond in the Sky Image Credit & Copyright: Alex Cherney (Terrastro, TWAN) Explanation: A dark Sun hung over Queensland, Australia on Wednesday morning during a much anticipated total solar eclipse. Storm clouds threatened to spoil the view along the northern coast, but minutes before totality the clouds parted. Streaming past th..

http://apod.nasa.gov/apod/ap121003.html Goat Aurora Over Greenland Image Credit & Copyright: Juan Carlos Casado (TWAN) Explanation: Sometimes it's hard to believe what you see in the sky. During the Shelios Expedition to Greenland in late August, even veteran sky enthusiasts saw auroras so colorful, so fast changing, and so unusual in form that they could remember nothing like..

http://apod.nasa.gov/apod/ap110503.html Globular Cluster M15 from Hubble Credit: ESA, Hubble, NASA Explanation: Stars, like bees, swarm around the center of bright globular cluster M15. This ball of over 100,000 stars is a relic from the early years of our Galaxy, and continues to orbit the Milky Way's center. M15, one of about 150 globular clusters remaining, is noted for bei..

http://apod.nasa.gov/apod/ap120915.html Ring Nebula Drawn Drawing Credit & Copyright: Frédéric Burgeot Explanation: A planetary nebula with a simple symmetry familiar to telescopic sky gazers, the Ring Nebula (M57) is some 2,000 light-years away in the musical constellation Lyra. Hints of changing colors and subtle details are brought out in this remarkable sketch of..