Remind Me Again, Why Isn’t Pluto a Planet? In light of the discovery of a fourth moon orbiting Pluto, Mark Thompson ponders what it takes to be called a “planet.”

Remind Me Again, Why Isn’t Pluto a Planet?

In light of the discovery of a fourth moon orbiting Pluto, Mark Thompson ponders what it takes to be called a “planet.”

Source: news.discovery.com

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  1. dog--training reblogged this from discoverynews
  2. cushadaisy reblogged this from discoverynews and added:
    Pluto
  3. quirkyromantic reblogged this from discoverynews
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  10. moll-eephonehome reblogged this from discoverynews and added:
    PLUTOS A PLANET AND NO ONE CAN TELL ME OTHERWISE.
  11. discoverynews posted this