M38 (NGC 1922)
Messier 38 (NGC 1922) is a open cluster located in the constellation Auriga, in the Perseus Arm of the Milky Way Galaxy in the Local Group of galaxies.
M38 is best viewed during winter, is magnitude 7.0*, and can be viewed with binoculars. It is 21' in size. For reference, the full moon is 30' (arc minutes) in size.
* The naked eye can see up to magnitude 8 objects under ideal dark sky conditions.