Sharpless 242 (LBN 826 and 827, DG 84 and others) is an emission nebula located approximately 7142 (http://simbad.u-strasbg.fr/simbad/sim-ref?bibcode=2015AJ....150..147F) light-years away in Taurus.
Teutsch GN J0552.3+2653 is the blue reflection nebula at the bottom left. I could not find more information on this one.
Luminance – 24x600s – 240 minutes – binned 1x1
Ha – 24x1800s – 720 minutes – binned 1x1
RGB – 12x300s – 60 minutes each – binned 2x2
420 minutes total exposure – 7 hours – LRGB
840 minutes total exposure – 14 hours - HaRGB
1140 minutes total exposure – 19 hours
Imaged over seven nights in November and December, 2017, January 2018 and January 2020 from Dark Sky New Mexico at Rancho Hidalgo (Animas, New Mexico) with a SBIG STF-8300M on an Astro-Tech AT12RCT at f/8 2432mm.
LRGB - https://www.flickr.com/photos/dcrowson/49446206707/sizes/l/
HaRGB - https://www.flickr.com/photos/dcrowson/49445988236/sizes/l/