via Wikipedia infobox
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) was discovered by the Lick Observatory Supernova Search (LOSS) on 23 July 1998.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).