Skywatch

  • January 11, 2007

    Episode 77: Meet the Neighbors

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    Shownotes

    The population of known stars in our stellar neighborhood ? within about 33 light years ? has increased by 16 percent in six years. That?s not because the number of stars has increased, but because astronomers are working hard to find these stars, conducting a kind of cosmic census of our region of space. By finding all the stars in our stellar neighborhood, scientists identify possible targets for planetary systems.