Joseph M. Acaba (@astroacaba) 's Twitter Profile
Joseph M. Acaba

@astroacaba

NASA astronaut on my 3rd spaceflight. US Marine Corps, Reserve -hydro geologist -peace corps volunteer -and my favorite job, math and science teacher.

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calendar_today15-07-2011 21:33:33

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Joseph M. Acaba (@astroacaba) 's Twitter Profile Photo
Joseph M. Acaba
@astroacaba

8 years ago

The biggest adjustment I'm having is with my vestibular system, aka balancing. My back muscles are also feeling tight. x.com/Astro_ManishKr…