Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...
With Earth just days away from reaching its closest point with 3I/ATLAS, some scientists are certain the intriguing object is ...
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3I/ATLAS Update: Harvard Physicist Puzzled by Alien Comet's Striking Color Change — It Glows Green
Harvard physicist Avi Loeb is puzzled by the interstellar comet 3I/ATLAS after it turned a shocking green colour near the sun ...
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