The Lagoon Nebula (catalogued as Messier 8 or M8, and as NGC 6523) is a giant interstellar cloud in the constellation Sagittarius. It is classified as an emission nebula and as an H II region.
The Lagoon Nebula was discovered by Guillaume Le Gentil in 1747 and is one of only two star-forming nebulae faintly visible to the naked eye from mid-northern latitudes.
The images was taken at Ft. Griffin state historical site on August 5, 2013. The images is made up of 12 five minute sub-frames. Images were taken with an Orion Star Shoot DSI II color mounted on a Celestron 6" f5 Newtonian. Auto-guiding was accomplished with and 80mm f7 refractor piggybacked on the 6" Newtonian. The optical instruments were mounted on a Celestron CI-700. Calibration and pre-processing was done in Nebulosity 3. Final processing was done using Photoshop CS5.
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