RMR100030SZeta Piscium is a binary star system consisting of a red giant and a white dwarf.
RMR100072SThe extrasolar planet HD 209458 b passing in front of its star.
RMR100116SA binary star system consisting of a red giant and a white dwarf.
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.