NGC 6302, also called the Bug Nebula, Butterfly Nebula, is a bipolar planetary nebula in the constellation Scorpius ( seen here at lower Right side of the image...)
Please see next image for a cropped view.
The structure in the nebula is among the most complex ever observed in planetary nebulae.
The spectrum of NGC 6302 shows that its central star is one of the hottest stars in the galaxy, with a surface temperature in excess of 200,000 K (WIKI)
Imaged with the 16" f3.75 Dream Astrograph.
Apogee Alta U-16M camera.
HA-RGB image
Hydrogen Alpha - 120 min
RGB 20 minutes each Bin 2x2
(Total of 180 minutes )
Imaged from Tivoli farm in Namibia July 2013.