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SUN

Last post 09-28-2005 10:07 AM by Dawn Myers. 1 replies.
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  • 09-28-2005 7:40 AM

    Jonathan L (DIA)

     

    Is the sun ever going to use up it's gas or energy?

     

  • 09-28-2005 10:07 AM In reply to

    • Dawn Myers
    • Top 10 Contributor
    • Joined on 02-27-2005
    • Goddard Space Flight Center
    • Posts 58

    Re: SUN

    Hello Jonathan,

    If you look at the diagram in the link below
    http://www.astro.uva.nl/demo/sun/leven.htm
    you will see what we call a Herzsprung-Russell diagram. This diagram plots the life of a star. Currently the Sun is at position B, that is where about half of the supply of hydrogen in the Sun's core has been used up. If you read through the webpage you will see what happens next for the Sun.
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