| Reflection nebula | |
|---|---|
Taken from the Mount Lemmon Observatory | |
| Observation data: J2000 epoch | |
| Right ascension | 06h 07m 31.3s |
| Declination | −06° 23′ 53″ |
| Apparent dimensions (V) | 2.0' x 2.0' |
| Constellation | Monoceros |
| Designations | Angel Nebula |
NGC 2170, also known as the Angel Nebula, is a reflection nebula in the constellation Monoceros. It was discovered on October 16, 1784 by William Herschel.