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Birth of a planet

  1. Oct 29, 2011 #1
    hi experts
    i know stellar evolution but how planet like earth is formed and how it has heavy elements does it is the remanant of supernova?
  2. jcsd
  3. Oct 29, 2011 #2


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  4. Nov 21, 2011 #3
    Yes, it is believed that the all elements heavier than helium and hydrogen are remnants of supernovae. The most plausible cause in my opinion would be planetary nebula.
    Last edited: Nov 22, 2011
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