Elephant's Trunk Nebula - vdB141

Camera: SBIG ST2000XM with FLI CFW-2-7 Filter Wheel

Mount: Losmandy G-11/Gemini

Scope: Astro Systemme Austria N8 Astrograph

Colors: Ha

Exposure Time: 300 minutes

Post-Production: MaxIm DL and Photoshop CS3

A gorgeous collection of dust and gas nebulae in the Northern Milky Way graces the high and far off constellation of Cepheus. With colors based on astronomical filters, this close up of the region highlights stars embedded in curiously shaped cosmic clouds. Near the central faint (9th magnitude) star in the image, dust clouds reflect the starlight. The area's bright reddish emission nebulae indicate the presence of clouds of atomic hydrogen gas. Stripped of electrons by invisible ultraviolet light, the hydrogen atoms emit their characteristic visible red light as electrons and atoms recombine. Sweptback clouds of obscuring dust, dark nebulae, are silhouetted against the bright background. Representing the stuff stars are made of, all these nebulae lie within the large young star cluster complex IC 1396, 3,000 light years from Earth.

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