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Stories by Paul R. Weissman

  • New Light on the Solar System | Space The Oort Cloud

    The Oort Cloud

    On the outskirts of the solar system swarms a vast cloud of comets, influenced almost as much by other stars as by our sun. The dynamics of this cloud may help explain such matters as mass extinctions on Earth

    September 1, 2003 |

  • September 1998 | Space The Oort Cloud

    The Oort Cloud

    On the outskirts of the solar system swarms a vast cloud of comets, influenced almost as much by other stars as by our sun. The dynamics of this cloud may help explain such matters as mass extinctions on Earth

    September 1, 1998 |

Scientific American Dinosaurs

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