Also known as New General Catalogue 225
open cluster in the constellation Cassiopeia
via Wikipedia infobox
~1 min read
NGC 225 is an open cluster in the constellation Cassiopeia. It is located roughly 2,200 light-years from Earth. It is about 100 to 150 million years old.
The binary fraction, or the fraction of stars that are multiple stars, is 0.52.
via Wikidata sitelinks · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).