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- Thu Jun 10, 2021 2:05 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Alnitak and the Flame Nebula (2021 Apr 12)
- Replies: 43
- Views: 12506
Re: APOD: Alnitak and the Flame Nebula (2021 Apr 12)
Saturation is the main issue here, I think. That said, the only thing that seems to make this nebula unusual is the size and expanse of the color, not its presence. But if it really is a mystery, there is no reason for it to be. You can't easily figure out what causes color from any RGB image. You ...