I wonder what they do here. #NorthAfrica #YearInSpace

Looking at the sands of #Earth it's hard to imagine there are more stars than every grain on our planet.#YearInSpace

If I was looking through a microscope instead of a very big camera lens I would think I was looking at a virus

Sometimes #Earth looks like another planet from @Space_Station. #YearInSpace

SanFrancisco. I almost felt like I was with you as we flew overhead a few minutes ago. #YearInSpace