[TML] Asteroid Deflection
alan spik
babyduck1 at cox.net
Tue Jul 15 05:36:14 MDT 2008
shadow at shadowgard.com wrote:
> On 14 Jul 2008 at 12:55, Rob Davenport wrote:
>
>
>> 1) What about jump drives (in the far future obviously)? Could one or
>> more be attached to an incoming rock (a non-near-C type rock probably) and
>> just jump it (or as much of it as possible) somewhere else? Never mind
>> about a misjump, in fact that'd probably be preferred. (Induced misjump?).
>>
>
> If the rock is big enough to be dangerous, it's *way* bigger than
> most ships.
>
> Ok, I take that back. Something the size of a house made the
> Barringer crater. So ship sized rocks are dangerous. But it's a hell
> of a lot easier to deflect them than to fit them with a jump drive.
>
> And the dinosaur killers are kilometer sized. That's going to be hard
> to find a drive for.
>
> "Civilized" systems will have done a sky survey and know where
> potential problems are *years* before they get close. And on that
> scale, a fewq nukes exploded near the proper side of the rock will
> cause it to eject enough mass (the x-rays from the nuke get absorbed
> mostly a ways *under the surface, causing the surface materials to
> get blasted out at a ffair speed). And the ejected mass wikll change
> the orbit.
>
Maybe a tug could just push/pull it into a new orbit? Save all the
destruction and scattering of debris.
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