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Meteorite falls in Chelyabinsk, Russia

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  • Registered Users Posts: 3,029 ✭✭✭Rhys Essien


    Could there be a chance that this meteor is part of a "debris cloud" coming with the asteroid this evening??


  • Registered Users Posts: 959 ✭✭✭ZeRoY


    Could there be a chance that this meteor is part of a "debris cloud" coming with the asteroid this evening??

    I'd say it would have been publicise if that was the case?

    More info coming in steadily here:

    http://rt.com/news/meteorite-crash-urals-chelyabinsk-283/


  • Registered Users Posts: 776 ✭✭✭Tomk1


    Originally Posted by chucknorris
    Meteors explode above the ground as it did in Siberia nearly 100 years ago.
    I prefer giving credit to Tesla for that one.
    Gambas wrote: »
    Kinda. The friction from the atmosphere starts tearing them apart, but the real damage is caused on impact.

    Meteors, comets, Near-Earth Asteroid ?
    Some comets have been found to be largly ice, embobied in a hard dust-crust, if the shell burns up then it disintigrates. Friction heating of gas & ice repiadly to high temperatures would result in an explosion (not hollywood explosion). So can have no ground impact.

    Lets hope this doesn't start another religion as it did in 312AD
    http://news.bbc.co.uk/2/hi/science/nature/3013146.stm


  • Registered Users Posts: 3,029 ✭✭✭Rhys Essien


    ZeRoY wrote: »
    That air burst could still be there, what I'm reading is that they would have shot down that thing before the video we all watched.

    The thing is,could a missile actually track something coming in at ~18,000mph?.


  • Registered Users Posts: 4,314 ✭✭✭sink


    ZeRoY wrote: »
    Oh so now the speculation are gone, IT WAS. Thanks Professor. :D

    Meteors travel at an average speed of 20 km/s or 72,000 kph the fastest missiles go only around 15,000 kph. There is simply no way to catch one.


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  • Closed Accounts Posts: 18,268 ✭✭✭✭uck51js9zml2yt


    sink wrote: »

    Meteors travel at an average speed of 20 km/s or 72,000 kph the fastest missiles go only around 15,000 kph. There is simply no way to catch one.
    I see it happening all the time in the movies so it must be possible:)


  • Registered Users Posts: 959 ✭✭✭ZeRoY


    sink wrote: »
    Meteors travel at an average speed of 20 km/s or 72,000 kph the fastest missiles go only around 15,000 kph. There is simply no way to catch one.

    I don't know, I'm no scientist nor military specialist! Here's a comment i found on RT on the missile hypothesis:
    It appears a tactical anti-missile defense system was activated by it's computer software controls and blasted the meteor while it was streaking past at Mach 20+ breaking the heavy meteor into three parts and resulting in a huge explosion and a very bright flash of light.

    It wouldn't be uncommon for Russia to have select tactical nuclear tipped anti-missile defense battery's along with their S-400,S-500 regional defenses aimed to accomplish nearly the same task.

    While large Meteors can and do light up the sky, the numerious video clips show a extremely bright flash which could have come from a tactical nuke explosion from one of Russia's heavy duty anti-missile battery's.

    A small tactical nuke at that altitude would likely generate a small EMP pulse shutting down lights temporarily yet it appeared video cameras were still operating just fine. It would take a large conventional anti-missile warhead to split up a meteor traveling at Mach 20+ which is the only other alternative as the likely hood the Russian air defense computers launched a countermeasure missile or missiles is almost certain.


  • Registered Users Posts: 959 ✭✭✭ZeRoY


    sink wrote: »
    Meteors travel at an average speed of 20 km/s or 72,000 kph the fastest missiles go only around 15,000 kph. There is simply no way to catch one.

    By the way, my simple logic dictates that speed would play no role since you would go head to head, not chasing it up!


  • Registered Users Posts: 3,029 ✭✭✭Rhys Essien


    6 metre crater now found by the military.


  • Registered Users Posts: 4,314 ✭✭✭sink


    ZeRoY wrote: »
    By the way, my simple logic dictates that speed would play no role since you would go head to head, not chasing it up!

    Unless you knew it's exact trajectory before it even enters the atmosphere there is no way to get a missile in it's path on time, it's simply too quick.

    If Russia does have a nuclear tipped missile shield, which is a bit far fetched in itself; then it is designed to intercept ICBM's which travel at fractions of the speed of meteors, outside of a Hollywood it's impossible.


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  • Registered Users Posts: 1,265 ✭✭✭youtube!


    Is it not an amazing fact in itself that this is the first time that I am aware that people have actually been injured by a space rock? Surely that alone is a wake up call!


  • Closed Accounts Posts: 119 ✭✭Grahamb23


    Apparently there is another one on the way and they are not sure where its going to hit. Can be seen in the sky from around 10:30 am gmt


  • Registered Users Posts: 959 ✭✭✭ZeRoY


    Grahamb23 wrote: »
    Apparently there is another one on the way and they are not sure where its going to hit. Can be seen in the sky from around 10:30 am gmt

    Sources?

    Few RT updates:
    10:48 GMT: Russian military discovers 6-meter crater from Urals meteorite.
    10:44 GMT: The meteorite weighed 10 tons before it entered Earth’s atmosphere, the Russian Academy of Science said.
    10:43 GMT: Before falling to earth, the meteorite exploded nine times, starting at an altitude of 55 kilometers, Lifenews reported quoting a source in Emergencies Ministry.


  • Closed Accounts Posts: 1,609 ✭✭✭Creasy_bear


    Haven't NASA landed a space probe onto a meteor in space. That meteor was travelling at 80,000kph. Surely they could hit it with a missile?


  • Registered Users Posts: 1,633 ✭✭✭chucknorris


    Haven't NASA landed a space probe onto a meteor in space. That meteor was travelling at 80,000kph. Surely they could hit it with a missile?

    I think it's face palm time.


  • Registered Users Posts: 1,265 ✭✭✭youtube!


    Grahamb23 wrote: »
    Apparently there is another one on the way and they are not sure where its going to hit. Can be seen in the sky from around 10:30 am gmt


    source ??


  • Closed Accounts Posts: 119 ✭✭Grahamb23


    youtube! wrote: »
    source ??

    Ray Darcy show.


  • Posts: 25,611 ✭✭✭✭ [Deleted User]


    How far has the Earth moved through space since that last meteor roughly? I don't think another meteor now would be related.


  • Registered Users Posts: 1,265 ✭✭✭youtube!


    Grahamb23 wrote: »
    Ray Darcy show.





    Dunno if your joking but if you are not you say 10.30 am that passed an hour ago.


  • Closed Accounts Posts: 119 ✭✭Grahamb23


    youtube! wrote: »
    Dunno if your joking but if you are not you say 10.30 am that passed an hour ago.


    You should have been looking out the window then....;)


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  • Registered Users Posts: 1,073 ✭✭✭littlemac1980


    Grahamb23 wrote: »
    Ray Darcy show.

    Jesus H Chr....


  • Registered Users Posts: 6,141 ✭✭✭Elmer Blooker


    the shadows (towards end of vid) caused by the massive fireball are very scary, like a nuclear explosion, some of the older residents in Chelyabinsk must have got an awful shock for this reason:
    Chelyabinsk has had a long association (since the 1940s) with top-secret nuclear research, though this is more properly applicable to Chelyabinsk Oblast as a whole, as nuclear facilities such as Chelyabinsk-70 (Snezhinsk) are, or were, located far outside the city. A serious nuclear accident occurred in 1957 at the Mayak nuclear fuel reprocessing plant, 150 km north-west of the city, which caused deaths in Chelyabinsk Oblast but not in the city.


  • Registered Users Posts: 959 ✭✭✭ZeRoY


    I think it's face palm time.

    This is "rocket science" to use the popular expression and clearly not everyone knows that stuff.


  • Registered Users Posts: 1,310 ✭✭✭Technoprisoner


    Haven't NASA landed a space probe onto a meteor in space. That meteor was travelling at 80,000kph. Surely they could hit it with a missile?


    yeh....they flew Bruce Willis up to try destroy it


  • Closed Accounts Posts: 1,609 ✭✭✭Creasy_bear




    yeh....they flew Bruce Willis up to try destroy it

    Yeah! That's where I saw it


  • Registered Users Posts: 1,132 ✭✭✭novarock


    yeh....they flew Bruce Willis up to try destroy it

    Possibly confusing with this probe

    http://en.wikipedia.org/wiki/Dawn_%28spacecraft%29


  • Registered Users Posts: 846 ✭✭✭Gambas


    10 tonner. Probably about the size of a large car.

    Estimated that this happens about 10 times per year

    http://www.sciencedaily.com/releases/2008/11/081125141602.htm

    No chance of monitoring stuff as small as this


  • Registered Users Posts: 2,075 ✭✭✭Rasmus


    Was Ray D'arcy just quoting that astronomer guy as reprted in RT? (Which is notoriously sensationalist BTW)


  • Banned (with Prison Access) Posts: 3,288 ✭✭✭mickmackey1


    Gambas wrote: »
    Estimated that this happens about 10 times per year

    Considering this is the first time in recorded history that humans have been injured by a meteorite, you're slightly missing the point there...


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  • Closed Accounts Posts: 33,733 ✭✭✭✭Myrddin


    The sensationalism surrounding this is unreal. Tactical defense nets with nuclear tipped warheads, nukes able to catch & destroy a ten ton object travelling at mach 20+ that would have appeared out of nowhere...seriously


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