M17 - Swan or Omega Nebula
Image taken at Clayton Bay, South Australia
Equipment - GSO RC8, with QSI583WSG
Guiding - QSI OAG and Orion Star Shoot Autoguider.
Ha R G B -150, 45 45 45 (15 minute sub exposures)
Darks, flats and biases applied
Processed in CCD stack and Photoshop CS3
Object - The Swan or Omega nebula is an emission nebula located at a distance of around 5000-6000 light years from Earth. It has a diameter of around 40 light years and contains around 800 solar masses of gas and dust.
Notes - Not sure about the orange stars being a bit yellow.