This is the last big project in my backlog: NGC 281, a.k.a., the Pacman Nebula in HOS narrowband.

For the uninitiated, HOS means:
- Red = hydrogen
- Green = oxygen
- Blue = sulphur

I decided to play off of the Pacman name and use a palette that gave the nebula a nice golden yellow color.

Full resolution and technical details: https://app.astrobin.com/i/d916kq

#astronomy #astrophotography