M31 Andromeda Galaxy ring of fire

Published:
Chris Heapy
Macclesfield, UK
Scope: Televue NP127is
CCD: Moravian G4-16000
Mount: 10-Micron GM2000HPS
Filters: Baader LRGB and Chroma 3nM Ha
Data: total 28hours integration time
The famous Andromeda Galaxy showing a ring of red active HII emission circling the core where hot new stars are exciting clouds of hydrogen to emit light.
2016-10-06T00:00:00