Amiko and I are happily... - NASA Astronaut Scott Kelly | Facebook
Nasa cancels first all-female spacewalk as it doesn't have a space suit in RIGHT SIZE | World | News | Express.co.uk
NASA astronaut Christina Koch on International Space Station | Raleigh News & Observer
Christina Robert High Resolution Stock Photography and Images - Alamy
Christina Hammock-Koch
Oh my goodness, it is gorgeous': The moment astronaut sees sun rise from 250 miles above Earth | Daily Mail Online
Christina Hammock Koch: 5 Fast Facts You Need to Know | Heavy.com
Christina Hammock Koch (@astro_christina) • Instagram photos and videos
Christina H Koch on Twitter: "Back to work after trading out boots for wedding shoes last weekend. Now they call me Christina Hammock Koch. http://t.co/QD69u3fQ8H" / Twitter
Astronaut Biography: Christina Koch
Taking Flight | Kid Reporters' Notebook | Scholastic Inc.