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Anonymous
Anonymous asked in Science & MathematicsAstronomy & Space · 1 decade ago

What is your take on comet 103P/Hartley 2?

The comet 103P/Hartley 2 is getting close and will pass within .1AU. Will it affect us? Is there a debis field of some sort?

http://ssd.jpl.nasa.gov/sbdb.cgi?ID=c00103_0;orb=1...

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  • 1 decade ago
    Favorite Answer

    .1UA = 15 million kilometers, or almost 10 million miles.

    A comet typically has masses of the order of 10^15 kg, and Earth's mass is of the order of .6 x 10^25 kg. It won't throw the Earth out of orbit, or cause tides or any of the apocaliptic stuff that some people like to raise panic about. Don't worry.

    <QUOTE>Is there a debis field of some sort?</QUOTE>

    There's always a debris field caused by the Sun melting the ice and pushing away the dust released. That's the comet's tail. The material is small enough that, once you cross the dust trail it left behind, you see "shooting stars". Go on Wikipedia and look for "Leonids", which is a popular occurrence due to residues left behind by comet Tempel-Tuttle.

  • ritzer
    Lv 4
    4 years ago

    definite I observed it in 7 x 50 and eighty x 11 binoculars and a 6" telescope from an exceedingly dark sky certainly. (Keilder wooded area on the Scottish border. not bare eye. It grew to become into very faint and took me a while to locate. Finder chart is on Heaven's above internet site.

  • 1 decade ago

    You can't really see from the Nasa program but the comet isn't going to actually intersect our orbit. I doubt any debris will be able to hit earth. Although I do think it will give us something nice to look at during October.

    http://en.wikipedia.org/wiki/103P/Hartley

  • 1 decade ago

    It's supposed to miss Earth by around 4million miles...

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  • Alan
    Lv 7
    1 decade ago

    It's cloudy here at the moment, so I can't see it.

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