Exposures: 240 min in Ha (6nm) (24 x 10 min subs) = 4 hours
FOV = 30.8 x 27.6 arc minutes
The Omega Nebula is between 5,000 and 6,000 light years from us and it spans some 15 light-years in diameter. This image captured though a hydrogen-alpha filter emphasizes the complex chaotic appearing network of filaments formed by the emission of ionized hydrogen.
It is considered one of the brightest and most massive star-forming regions of our galaxy.
Cropped and reduced 60% from original
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