Siding Spring Observatory (SSO), on the edge of the Warrumbungle National Park near Coonabarabran, NSW, is Australia's premier optical and infrared astronomical observatory.

The Australian National University’s Research School of Astronomy and Astrophysics (RSAA) operates its research telescopes, and hosts those of other institutions at this spectacular location next to the picturesque Warrumbungle National Park. You can learn more about the various telescopes and organisations that own and run them on the telescopes of SSO page.

Please visit the Siding Spring Observatory webpage for more information.