Barnard 72 - the Snake Nebula
Dark nebulae are a challenge by their very nature and this one is no exception. It is nevertheless clearly visible in this image that has about 40 minutes of exposure.
Details
Date and Location: 2007-07-06/07 at Cattle Point, VictoriaEquipment: Canon 30D, 0.8x focal reducer, Williams 105mm and HEQ5 mount.Exposure: 79 28sec light at ISO 800, 20 flat and 25 dark frames.Processing: Stacked and digitally developed in Images Plus with additional processing in Photoshop.