Constellation: Monoceros
Right Ascension: 6h 39m 10s
Declination: +8° 45′
Distance: 2,500 ly
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So named because of its changing light and dark patterns on the nebula is though to be caused by dust clouds near the illuminating source by the star R Monocerotis casting shadows on the nebula. The star itself a T Tauri variable, is encased dense clouds of dust.

The patterns are know to change over weeks and months. Discovered by William Herschel and studied by Edin Hubble.

Telescope: Explore Scientific 127 Refractor
Camera: ZWO 1600 MM