M59-UCD3 is an ultra-compact dwarf galaxy located near the Messier 59 galaxy. , it is the second-densest galaxy currently observed, second to M85-HCC1.
M59-UCD3 is an ultra-compact dwarf galaxy located near the Messier 59 galaxy. , it is the second-densest galaxy currently observed, second to M85-HCC1.
== References ==
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).