... Comet Hale-Bopp is still brighter than most constellations. ... Jupiter's most active moon is visible on the left of the above false-color photograph, with its left side illuminated by sunlight. ... Despite the innocuous sounding name, the launch of the Earth's first "artificial moon", Sputnik 1, by the Soviets on October 4, 1957 shocked the free world, setting in motion events which resulted in the creation of NASA and the race to the Moon. The Perseus Cluster of Galaxies . ... Big Sky Comet . ...