View Full Version : If You Crashed Neptune and Jupiter Togetherů

2008-Jan-09, 09:20 PM
Our early Solar System was a violent place. For hundreds of millions of years, large planetoids smashed together, forming larger and larger planets. This same process is happening in other star systems right now. In fact, astronomers have discovered a system where a Neptune-sized object and a Jupiter-sized object might have just smashed together. Ouch.

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