NGC 7635, the Bubble Nebula is located in Cassiopeia approximately 10000 light years away. The stellar wind from a massive star is blasting through the dust and gas in all directions creating the bubble and the radiation from that star is causing the gasses around it to emit light.


Acquisition details:

Celestron C9.25 telescope
ZWO ASI2600MC Duo
Skywatcher EQ-R Pro mount
STC Astro Duo band filter
ASIAIR Plus
53 x 300 second exposures