A pretty good impression

ESA astronaut Alexander Gerst took this image circling Earth on the International Space Station during his six-month Blue Dot mission while doing a spacewalk.

Alexander commented: "I do not have words to describe what we did today, but this photo gives a pretty good impression! "

Read more about the Blue Dot mission at http://www.esa.int/Our_Activities/Human_Spaceflight/Blue_dot

Follow Alexander via alexandergerst.esa.int