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Last post by Bob B.
in Re: A question about siz...
on March 09, 2011, 11:59:56 AM

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Last post by ijuin
in Re: Coincidence of aster...
on March 04, 2013, 11:53:58 PM

No New Posts Planetary Science

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Last post by evancise
in Re: What is a planet?
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No New Posts Rocketry & Spacecraft

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81 Topics

Last post by RGClark
in Transfer time for an ast...
on August 22, 2015, 04:33:45 PM

  Subject / Started by Replies / Views Last post
5 Replies
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"Super Earth"

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by spacecat27
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Last post January 26, 2006, 10:44:34 PM
by sparkmaster
Getting there ??

Started by Nik

4 Replies
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Last post February 08, 2006, 10:33:58 PM
by DonPMitchell
19 Replies
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Last post February 11, 2006, 07:37:30 PM
by evancise
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Last post March 03, 2006, 03:17:51 PM
by graviman
Interstellar travel

Started by DonPMitchell « 1 2 »

21 Replies
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Last post March 14, 2006, 11:34:31 PM
by DonPMitchell
2 Replies
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Last post April 05, 2006, 05:15:21 AM
by DonPMitchell

 

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