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Message: <blockquote data-quote="Katerek" data-source="post: 278095" data-attributes="member: 5193">this asteroid is 2km across.  That is good sized.It is travelling at 28km/s.  That is fast.Let's face it, if it hits, it is going to be sever suckville down here on dirtball #3.  The likely hood of it hitting is slim, as I am sure evidence will show in the coming weeks.  It circles the sun every 836 days.  Everytime it does, some of it's overall mass and size will decrease, probably not enough so that it will effect much but that is a factor.How much destruction will ensue also depends on the trajectory of the object when it gts close, and how close to the moon it passes on it's way in.  Close enough to the moon, and it could be pulled in there.  Which would be neat to watch.If it came in at a highly obtuse angle, a large portion qould quite literally bounce right off into space.A more direct impact would be horrid.  Assuming it has a dense iron core or some other hard metal like nickel, this should keep it hrom a high altitude burst.  The speed that it is travelling would pretty much ensure widespread destruction.For instance, say it comes in through a hole in the ozone and lands on the rain forests of Brazil.  The fireball created would wipe out mexico city about seven seconds later.  The earthquakes would level damn near every building in the western hemisphere and the tidal waves would take care of the coastal ones.  Then about 10 minutes later things would really get bad.We have seventeen years to do something if this thing turns out to be real.Kind of makes war seem ultimately pointless doesn't it?I am curious to see if humankind can step up to the plate and evolve.  If this is all real, the only way we will make it out alive is if we get on the ball and come in for the big win.</blockquote>

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