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  1. NASA Reveals Roaming Monster Black Hole That’s Eating Stars

    NASA Reveals Roaming Monster Black Hole That’s Eating Stars

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  2. Hubble’s Highlights from its 35th Year in Orbit

    Hubble’s Highlights from its 35th Year in Orbit

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  4. How big is the universe, really?

    How big is the universe, really?

    31
  5. What If Earth Was 100% Water and 0% Land?

    What If Earth Was 100% Water and 0% Land?

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