WMY100085SArtist's concept of Pluto and its moon Charon.
WMY100086SArtist's concept of the Earth, Pluto, Charon, and Earth's moon to scale.
WMY100087SArtist's concept of the atmosphere on Pluto.
FSU100001SArtist's concept of Cygnus X-1, a luminous x-ray source in the constellation Cygnus.
FSU100009SA compact object, or a black hole, is seen ripping off gas from its' sun-like companion.