IC 5146

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Description: A dense cloud of gas and dust has collapsed to form young stars. Their radiation generates the red emission areas and blue reflection areas in the remaining gas and dust. Beyond the blue reflection areas this gas dims the background stars.
Constellation: Cygnus
Distance: About 3000 light years
Apparent Size: 10' x 12'
Date: 24 august 2005
Equipment: 12"RC @ f/9, ST10XME, AP1200
Exposure: RGB: 45 minutes each, binned 2x2