via Wikipedia infobox
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NGC 538 is a barred spiral galaxy in the constellation of Cetus. It is located about 250 million light-years from the Milky Way with a diameter of approximately 95,000 ly. NGC 538 was discovered by the American astronomer Lewis Swift in 1886.
NGC 538 is estimated to be about 2.5 billion years old.
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).