Celestron 14 inch F/10 SCT, SBIG ST-8, L:10m, CMY:15m, from a badly light-polluted urban site
NGC 2261 Hubble's Variable Nebula
Amateur CCD Astronomy
By Richard D. Jacobs, M.D.
By Richard D. Jacobs, M.D.
Celestron 14 inch F/10 SCT, SBIG ST-8, L:10m, CMY:15m, from a badly light-polluted urban site