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A frequently updated and diverse selection of inspiring and beautiful animations and video clips to stream and download.
To see selections click on the Multi Media subjects in the left column - and then click on the small images there. After the one you selected appears in a larger size in the right column click on the "Play" button.
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A gap in the Van Allen radiation belts about 7,000 km (4,350 miles) to 13,000 km (8,110 miles) above Earth's surface was long considered a "safe zone" from the harmful radiation that damages satellite
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