
Also known as BLC-1, Breakthrough Listen Candidate 1
thumb|upright|Parkes Observatory that detected BLC-1
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thumb|upright|Parkes Observatory that detected BLC-1
BLC1 (Breakthrough Listen Candidate 1) was a candidate SETI radio signal detected and observed during April and May 2019, and first reported on 18 December 2020, spatially coincident with the direction of the Solar System's closest neighboring star, Proxima Centauri.
via Wikidata sitelinks · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).