Narrowband Image Of The Soul Nebula In The Constellation Cassiopeia Which Is Prominent In The Northeastern Summer And Fall Skies. Produced From Suburban Atlanta Skies Stars Nasa Spitzer Scope

KEYWORDS

alignment ancient astronomer astronomy astrophotography autoguider automated bias calibration camera cassiopeia catalog ccd constellation current cygnus dark distant exposure fall filters flat formation frames fsq gazing goto guider hubble light meridian mount narrowband nebula noise optimal palette polar polluted pollution post process processing read scientist sharpless sky soul space stacking stars summer takahashi telescope tracking years zenith