... Saturn from Below . ... In the foreground looms the gigantic world itself, covered with white dots that are clouds high in Saturn's thick atmosphere. Aurora Over Alaska . ... Aurora rarely reach below 60 kilometers, and can range up to 1000 kilometers. ... Asteroid and Galaxy . ... Apollo class asteroid 2006 VV2 flashed past planet Earth in late March, approaching to within 3.4 million kilometers or about 8.8 times the Earth-Moon distance. ... A Mysterious Hexagonal Cloud System on Saturn . ...