Ha emissions around the Horsehead Nebula, IC 434

Ha emissions around the Horsehead Nebula, IC 434

I would like to share with you last night’s image of the Horsehead Nebula (starless version) under a 85% crescent Moon. I captured 2h 45′ of super narrowband data with my Antlia 3nm Ha filter and the FSQ106 EDX4. I’m quite surprised how much detail...
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