NGC 252
NGC 252 is a lenticular galaxy located in the constellation Andromeda. It was discovered by William Herschel in 1786. One supernova has been observed in NGC 252: SN 1998de (type Ia, mag. 18.4). See also List of NGC objects References External links Andromeda (constellation) Lenticular galaxies Astronomical objects discovered in 1786 0252 002819