Comet PanSTARRS with Galaxy . ... Credit Copyright: Alessandro Falesiedi Explanation: Sweeping slowly through northern skies, the comet PanSTARRS C/2012 K1 posed for this telescopic portrait on June 2nd in the constellation Ursa Major. ... This comet PanSTARRS will slowly grow brighter in the coming months remaining a good target for telescopic comet watchers and reaching perihelion, its closest approach to the Sun, while just beyond Earth's orbit in late August. ... NASA Official: Jay Norris. ...