[MLB-WIRELESS] Fwd: Lord of the Rings style link to NASA Canberra

[Paul van den Bergen]

ah... clever folks those NASA engineers...

On Tue, Jul 29, 2008 at 11:48 AM, Zik Saleeba <zik at zikzak.net> wrote:
> It's called a retroreflector:
> http://en.wikipedia.org/wiki/Retroreflector
>
> Cheers,
> Zik
>
> On Tue, Jul 29, 2008 at 10:48 AM, Naz Gassiep <naz at mira.net> wrote:
>>
>> As I understand it, that is not possible. There is no geometry that can
>> reflect a path to its origin from any angle and any origin.
>> - Naz.
>>
>> hannah commodore wrote:
>>
>> Paul van den Bergen wrote:
>>
>>
>> if I understand correctly, NASA left a mirror on the moon
>>
>>
>>
>> they did leave a refroreflector on the moon, but by design it only
>> reflects lasers back to the same location from where they came
>>
>> http://en.wikipedia.org/wiki/Lunar_Laser_Ranging_Experiment
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-- 
Dr Paul van den Bergen