... Venus by the Lake . ... Hurtling through a cosmic dust cloud a mere 400 light-years away, the lovely Pleiades or Seven Sisters star cluster is well-known in astronomical images for its striking blue reflection nebulae. At visible wavelengths.. ... Saturn from Below . ... Aurora Over Alaska . ... Three Years of Saturn . ... Starting at the upper right, Saturn's position is shown about every two weeks beginning in August 2005 and projected through September 2008. Four Years of Saturn . ...