NGC7635 – Bubble Nebula

NGC7635 - Bubble Nebula by Simon Todd, Ireland.

Simon Todd


Astro Tech AT8RC Imaging Scope
Skywatcher NEQ6Pro GEM Mount
Canon 500D Modified and Cooled to -15 Degrees C
QHY5 Guide camera on Off Axis Guider

My 2nd image of the 2012-2013 season NGC7635 The Bubble Nebula

The bubble nebula resides in the constellation of Cassiopeia and it’s distance is around 11000 light years from earth.

The nebula is regarded as an Emmision Nebula and is a result of the stellar wind from a hot central star

The Image consists of:
26x 5min Exposures @ ISO 1600
19x Dark Frames
47x Flat Frames