NASM copy 39088007718786 has bookplate: Smithsonian Institution Libraries, S. Dillon Ripley Endowment.
Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the long-running Hubble tension. Galaxy counts reveal a sparsely populated ...
Astronomers suggest Earth lies in a giant cosmic void, possibly explaining faster local expansion and offering clues to resolve the Hubble tension and date the universe. (Nanowerk News) Earth and our ...
"We showed that a void model is about one hundred million times more likely than a void-free model." Earth, its cosmic home the Milky Way, and even the very local region of universe around us could be ...
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Science history: Edwin Hubble uncovers the vastness of the universe with discovery of 'standard candle' — Oct. 5, 1923
On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...
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