NGC 6888 - The Crescent Nebula

An emission nebula in the constellation Cygnus, about 5000 light-years away from Earth; formed by the fast stellar wind from the Wolf-Rayet star WR 136 colliding with and energizing slower-moving matter ejected by the star when it became a red giant around 250,000 to 400,000 years ago.

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File information
Filename:	NGC6888_20200621_LRGB2.jpg
Album name:	27telp / Nebulae
Location and Date:	OCA site near Anza, California, 6/21/2020
Equipment:	Imaging: William Optics FL-132 refractor on Astro-Physics 1200GTO mount, ZWO ASI1600MM camera with Astrodon filters; Guiding - Borg 50mm guidescope with Starlight Xpress Ultrastar camera
Settings:	Luminance, Red, Green and Blue - 13 exposures @120 seconds, bin1x1; Hydrogen-alpha, 13 exposures @300 seconds, bin1x1.
Notes:	Software: Image capture - Sequence Generator Pro 3.2.0.660; Guiding - PHD2; Processing - PixInsight 1.8.8, Photoshop CC
Filesize:	2269 KiB
Date added:	Aug 07, 2022
Dimensions:	1915 x 1540 pixels
Displayed:	282 times
Color Space:	sRGB
EXIF Offset:	266
EXIF Version:	version 2.31
Image Description:	NGC6888 - The Crescent Nebula in Cygnus
Resolution Unit:	Inch
Software:	Adobe Photoshop Lightroom Classic 11.4.1 (Windows)
X Resolution:	240 dots per ResolutionUnit
Y Resolution:	240 dots per ResolutionUnit
IPTC Copyright:	Copyright J. L. Floyd 2022
URL:	http://www.slithergadee.net/coppergallery/displayimage.php?pid=1703
Favorites:	Add to Favorites

Debug Info

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==========================

Event Horizon - Astronomical and Terrestrial Images

NGC 6888 - The Crescent Nebula

An emission nebula in the constellation Cygnus, about 5000 light-years away from Earth; formed by the fast stellar wind from the Wolf-Rayet star WR 136 colliding with and energizing slower-moving matter ejected by the star when it became a red giant around 250,000 to 400,000 years ago.