Milwaukee Astronomical Society

 

M20 and M21 - The Trifid Nebula

M20 and M21 - The Trifid Nebula

 

Photo by Girish Muralidharan

 

Exposure

4 hrs.. 20 mins each RGB, 1 hr Lum and 2 hrs Ha, OIII

 

Secondary Object

M21 - Open

 

ID: 1202

Other Images by Girish Muralidharan