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2023-12-31 01:34:18

Wonder of Science on Nostr: The star RS Puppis captured by the Hubble Space Telescope. This Cepheid variable star ...

The star RS Puppis captured by the Hubble Space Telescope. This Cepheid variable star changes brightness by almost a factor of five every 40 days, resulting in a "light echo" on the surrounding gas and dust.



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