IC 4592 | Blue Horsehead Nebula
Reflection nebula in Scorpius. Click on the image for a fullscreen version.
Below: A detail showing the nebulae catalogued as IC 4601 and Cederblad 129. Click on the image to enlarge.
Below: A detail from the lower right area of the main image at top, emphasising the dustiness evident in even this relatively faint section of IC 4592.
11-inch Schmidt-Cassegrain telescope at 560mm focal length; dedicated astro camera.