From Wikipedia: "Omega Centauri ( NGC 5139, or Caldwell 80) is a globular cluster in the constellation of Centaurus that was first identified as a non-stellar object by Edmond Halley in...
IC 1295 is a small and green planetary nebula of low magnitude (12.7). It is composed of multiple envelopes of gas, surrounding a low luminosity star (white dwarf) at the end of its lif...