This is the first 3.5 hours of ionized hydrogen and oxygen exposures of the nebulosity surrounding NGC2264, the Cone Nebula, including the faint reflection nebula IC447 at lower right. SII and more OIII will then be added, followed by RGB frames.
https://www.astrobin.com/0q6riu/?force-classic-view&_ga=2.109088261.1029115327.1740077323-1654791256.1737520975
#astrophotography