File:Crescent Nebula, Hydrogen alpha and Oxygen III by Stephan Hamel.jpg

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English: Crescent Nebula bi-color H-alpha and OIII. Imaged with a 715mm focal length telescope and a cooled mono astronomic camera. The hydrogen gas is red. The oxygen layer of gas is very clear in this image. Captured over two nights.
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Author Stephanh

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10 July 2018

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current19:21, 23 August 2018Thumbnail for version as of 19:21, 23 August 2018740 × 656 (192 KB)StephanhUser created page with UploadWizard

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