1.2K shares · 297 comments | Spacewalk Terminated: At approximately 4 hours into the #spacewalk, the flight director in Mission Control made the decision to end the spacewalk early after NASA astronaut Tim Kopra reported a small amount of water in his helmet. The crew was never in any danger. All major spacewalk tasks were complete. Watch this video for a summary on today's spacewalk termination. | NASA - National Aeronautics and Space Administration | Facebook

13K views · 654 reactions | Think walking in space is easy? Think again. Watch how U.S. Army astronaut Maj. Anne McClain immerses herself in training simulations at Space Center Houston. | GoArmy | Facebook