NGC 91
 
NGC 91 is a star located in the constellation of Andromeda. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 91:
| NGC: | NGC 91 | 
| Type: | star | 
| Constellation: | Andromeda | 
| B-mag (blue): | 15.2 | 
| J-mag (IR): | 13.4 | 
| H-mag (IR): | |
| K-mag (IR): | 13.1 | 
| Right Ascension: | 00:21:51.72 | 
| Declination: | 22:22:06.10 | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS