Heart Nebula

The Heart Nebula is a very rich narrow band target in Cassiopia. It is 200 light years across, and 7,500 light years away. Note the material on the left blocking the glowing blue gases underneith. 

Image Details

Camera: QSI 683ws8
Optic: Canon 300mm f/4 L @ f/5.6
Exposure: 25x20min. Ha, 20x20min. OIII, 19x20min SII
Mount: Paramount MX
Date: September-December, 2013
Other: Imaged from Lake Mary, FL

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Heart Nebula