Recent content by charborob

  1. charborob

    Alien technosignatures more likely to be found on oxygen-rich exoplanets. Here's why

    "Of course, a billion years is a long time to be able to prepare; by then, our ancestors may have technology to mitigate this, or might have left Earth entirely." Obviously, we have to read "descendants" instead of "ancestors".
  2. charborob

    Galactic archeology reveals Milky Way's neighbor Andromeda has a violent past

    Andromeda is 2.5 million light-years away, not 2.5 billion.
  3. charborob

    Good Lawd! Mass of lone "dead star" measured for the first time

    LAWD 37 is actually 15 light-years from Earth, not 15 million.
  4. charborob

    Perseverance Mars rover files 1st detailed weather report

    The image in the article is a selfie by Curiosity (sol 3303), not by Perseverance.
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