12/9/1999

A new article in the

Filed under:General — eric @ 10:11 am

A new article in the journal Nature suggests that the planets Neptune and Uranus were ejected from a much younger Jupiter and slowly migrated to their present orbits. Astronomers have calculated that it would take longer than the solar system is old for the two to form where they are now, so this may be a big step forward in our understanding of the formation of planetary systems.

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