M42 - Orion Nebula
aka NGC 1976 is a diffuse nebula situated in the Milky Way, being south of Orion's Belt in the constellation of Orion.
It is one of the brightest nebulae, and is visible to the naked eye in the night sky.
It is ~1,344 light-years away and is the closest region of massive star formation to Earth.
The M42 nebula is estimated to be 24 light years across. It has a mass of about 2,000 times that of the Sun.
05/02/2018
127mm Apo + ASI1600MM-Cool + ZWO FW
LRGB HDR image combining 1s, 2s, 4s, 8s (L only) exposures
L - 200 subs @ 1s, 1s200 subs @ 2s, 100 subs @ 4s, 100 subs @ 8s
RGB - 50 subs @ 1s, 50 subs @ 2s, 50 subs @ 4s for each filter
Post processing - Pixinsight
05/01/2017
127mm Apo + ASI1600MM-Cool + ZWO FW
L - 800 subs @ 2s
Post processing - Pixinsight
04/02/2007
C11 + Watec 120n
42 subs @ 8s
Processed in Astrovideo
