RT @NASA_Johnson: Today, #ISS crew trains for Tuesday’s @esa #ATV arrival, & gears up for Aug.18 #spacewalk, go.nasa.gov/1peBt7L http://t.co/K5LTqyeJ45
RT @NASA_Johnson: Today, #ISS crew trains for Tuesday’s @esa #ATV arrival, & gears up for Aug.18 #spacewalk, go.nasa.gov/1peBt7L http://t.co/K5LTqyeJ45