Clayton C. Anderson

@Astro_Clay

Crazy fun US (retired) Astronaut/consultant. Helping w/STEM, S Media Q&A/space, love NASA, inventor of Twitpic POTD! http://t.co/vrpaKgQLyW

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Friday the 13th...a very cool (i.e., "neat") "Pic of the Day!"  Take the rest of the week off, Tweeps!

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646 days ago

Friday the 13th...a very cool (i.e., "neat") "Pic of the Day!" Take the rest of the week off, Tweeps!

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Astro_Clay 643 days ago

These volcanoes were "prime" targets and especially favorites of ISS E15 Commander Fyodor Yurchikin!

PC0101 643 days ago

Kamchatka’s most active volcano, Klyuchevskaya, 56.055169,160.641758. Up to date this photo from 2007: gas and ash plumes released since a couple of days. http://1.usa.gov/Mxual9

sbtestone 645 days ago

nice