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The faint Witch Head Nebula in Orion, also known as IC 2118, is composed of small dust grains reflecting blue light from the nearby brilliant star Rigel, which is just beyond the field of this image on the right. Can you make out the large chin, round open mouth, and pointed nose of the wicked witch? Like children lying back on the grass on a summer day, astronomers also gaze to the sky, imagining shapes in ethereal wisps of dust and gas. Human nature tries to create order from chaos.
This image combined 75 minutes luminance exposures using a clear filter with 30 minutes each of red, green and blue exposures. An ST10XME camera was used through a Takahashi Sky 90mm refractor with a reducer at my new observatory. |
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