#Messier_20 (Trifid Nebula),star forming region, summer favorite #Celestron 8/AVX, 0.4X focal reducer, ASI294MC Pro, Orion Mini Autoguider, 30x30s subs, Autostakkert!3, GraXpert, Corel PSP. #Astrophotography #Astronomy #Trifid_Nebula #M20