Clayton C. Anderson

@Astro_Clay

Crazy fun US (retired) Astronaut/consultant. Future author (Dec.), help w/STEM, S Media Q&A/space, love NASA, inventor of Twitpic POTD! http://t.co/0dv6eqVNaa

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Clay's "Pic of the Day!"

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988 days ago

Clay's "Pic of the Day!"

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Astro_Clay 729 days ago

Can the Twitterverse help me with an ID here?