Large Magellanic Cloud

Sigma APO 180mm/F2.8 @ F2.8
Nikon D810A
48 minutes of unfiltered exposure
36 minutes of exposure with an H-alpha filter
see <a href="http://www.astrobin.com/250185/C/" rel="noreferrer nofollow">www.astrobin.com/250185/C/</a> for more details and different versions.