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Last Post 10/6/2006 9:05 AM by  Mandy Hagenaar
Science
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10/5/2006 6:39 AM

    Hey my name is Cheyenne. I live in West Virginia. How many planets are there in space right now???I also have another question to ask all of you ppl. How much oxygen can one planet alone hold????? I would like for you to email me back and give me all of the answers to the questions I have asked u.

    Thank you lots, Cheyenne

    Mandy Hagenaar



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    10/6/2006 9:05 AM
    Hi Cheyenne,

    Good questions!
    There are billions of other stars in the universe, and we can't count them all because they are too far away.
    The same is true for planets: we can't know how many we don't see.
    So far, a few hundred possible planets have been counted, see
    http://planetquest.jpl.nasa.gov/index.cfm
    http://planetquest.jpl.na...ws/TrES2_Transit.cfm
    http://planetquest.jpl.na...nce/finding_life.cfm

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