> -=> On 01-23-98  21:54, Jack Sargeant said to All,<=-
 > -=>"About Mars Rock, Earth Rock, Ma...,"<=-
 > Hi, Jack;
 >  JS> Scientists theorize that a meteor struck Mars eons ago, knocking
 >  JS> a rock into space which eventually found its way to Earth.
 >  JS> What if the rock had originated on Earth, a meteor struck Earth,
 >  JS> knocked the rock all the way to Mars, where another meteor then
 >  JS> struck Mars, knocking the same rock all the way back to Earth.
 >  JS> ...Seems just as feasible to me.
 > Don't think so.  For a meteor to strike one planet, (Earth or
 > Mars...
 > or even a planet of another solar system... or even before this
 > solar
 > system was more than a disk of dust), with enough force to send a
 > rock
 > into space, where it found it's way to another planet, I consider
 > possible.  But for ANOTHER meteor to hit close enough to the
 > landing spot
 > to knock the SAME rock back to it's planet of origin... that would
 > have
 > to be the cosmic pool shot of all time!  (And that means TRILLIONS
 > of
 > years!!!)  No, in the words of Spock, it is not logical.  The odds
 > against it are so high that not even a Cray - or Deep Thought, (of
 > Hitchiker's Guide), could compute it in 42 and 1/2 billion years!
 > Catchj you later... Keep l00king up!
 >    Ivy
Who are you to deny me my fantasies? 
Regards,
Jack
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