NASA Astronauts Test Orion Docking Hatch for Future Missions

Cape Breton Aurora

NASA Astronauts Test Orion Docking Hatch for Future Missions

Lightning, Iridium and Meteor, Oh My!

Boeing's CST-100 Starliner Prepares for Space

Milky Way Reflection

Alpine Dreams

Starstruck

Earth: Towering Cumulonimbus Clouds | International Space Station | View 3

Earth: Towering Cumulonimbus Clouds | International Space Station | View 2

Earth: Towering Cumulonimbus Clouds | International Space Station | View 1

Kate & Jeff Prepare for Spacewalk | International Space Station | Getting Ready to Launch Astronauts from U.S. Soil

Space Station Crewmembers Discuss Life in Space with the Media Astronauts Jeff Williams & Kate Rubins Talk About Spacewalk Plan

Aurora waves goodbye and lets the stars take center stage. Goodnight from the International Space Station. | NASA Astronaut Jeff Williams

Aurora waves goodbye and lets the stars take center stage. Good night from @Space_Station.https://t.co/Qq5NoNi0uT

— Jeff Williams (@Astro_Jeff) August 4, 2016

NASA Astronauts Jeff Williams & Kate Rubins on the International Space Station want to wish Team USA Good Luck at the Rio 2016 Olympics!

.@NASA astronauts on the @space_station want to wish #TeamUSA GOOD LUCK at #Rio2016!https://t.co/Y9CFKKLPbn

— U.S. Olympic Team (@TeamUSA) August 4, 2016

Istanbul, Turkey | NASA Astronaut Jeff Williams | International Space Station

Travel across the Bosphorus strait, Istanbul Turkey. Continental boundary between Europe and Asia.https://t.co/Um7eg0Qsqo

— Jeff Williams (@Astro_Jeff) August 3, 2016