Colors of Mercury From the NASA Astronomy Picture of the Day web site Stephan's Quintet Plus One The Antennae Galaxies in Collision Spiral Galaxies in Collision Seyfert's Sextet Mercury in Accentuated Color Colors of Mercury A Double Ringed Basin on Mercury Unusual Hollows Discovered on Planet Mercury MESSENGER's First Day Mercury's Surface in Exaggerated Color Venus' Once Molten Surface Venus Unveiled