NASA's Messenger Satellite Captures Spectacular Color Mosaic of Mercury. NASA's Messenger Satellite doesn't realise that the spectacular color mosaic of mercury is our communications working swimmingly.
Jupiter Moons - Callisto discovered by Galileo Galilei in 1610 using a telescope. It is thought to have oceans of liquid water beneath its crust. about the size of Mercury, is the largest moon in the solar system. It is more heavily cratered than any