article_snippet: As we find more planetary systems elsewhere in the galaxy, something is confusing astronomers - why does our system appear so unique?
article_snippet: University of California California scientists have presented a new theory for the solar system.
article_snippet: The study published in Proceedings of the National Academy of Sciences helps explain why our system is so different from the hundreds of others discovered in recent years.
article_snippet: The new findings provide an explanation for this
article_snippet: The study published in Proceedings of the National Academy of Sciences helps explain why our solar system is so different from the hundreds of others discovered in recent years.
highlights_snippet: University of California has present a new theory for solar system .
  