[meteorite-list] Artificial Lunar Meteorites?

Meteorites USA eric at meteoritesusa.com
Fri Mar 20 01:39:10 EDT 2009


Sorry in advance if this is a double post but I'm not sure it went 
through the first time...

I've got a few silly questions...

Let's say you had a large canon powered by compressed air or some other 
high pressure gas.

If you fired a projectile ( a moon rock ) from the surface of the moon 
toward Earth, would you be able to create enough force to reach escape 
velocity?
If so, how long would it take for that projectile to reach Earth?
Would the projectile continue to increase speed after leaving the barrel 
of the canon or does it stay at the velocity from which it leaves the 
barrel?
If all these things were possible, and you were able to calculate 
velocity, trajectory, and the entry point into the Earth's atmosphere, 
would the stones survive the trip through our atmosphere? And/or how 
large would the projectile have to be to survive atmospheric entry? (I 
know this is a loaded question, please don't get caught up on this one, 
the next one is the question I'm really curious about) ;)

And finally...

If the projectile (moon rock) did survive all of this, would it be 
considered a meteorite?

Scientifically speaking wouldn't this be an interesting experiment?

Send a lander to the moon with a BIG canon and launch some moon rocks 
dude! ;)

Regards,
Eric Wichman
Meteorites USA

---------------------------
In response to

Dave Gheesling wrote:

"...Meteorites don't enter our atmosphere attached to spheres, and 
presumably that artificial contraption may have made for a 
different-than-typical result...."

All best,
Dave
www.fallingrocks.com
---------------------------

-- 
Regards,
Eric Wichman
Meteorites USA
http://www.meteoritesusa.com
904-236-5394




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