Scientists report the discovery of the most distant dwarf planet. The dwarf planet, dubbed is 103 times as far from the sun than we are and is between 500 and kilometers wide. It was found via observations with Japan's Subaru telescope.
'Planet Nine': Facts About the Mysterious Solar System World (Infographic) By Karl Tate, Infographics Artist : Researchers say an anomaly in the orbits of distant Kuiper Belt objects points to the existence of an unknown planet orbiting the sun.
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