In this March 4, 2013 photo made available by NASA, European Space Agency astronaut Luca Parmitano participates in an Extravehicular Mobility Unit (EMU) spacesuit fit check in the Space Station ... more 
In this March 4, 2013 photo made available by NASA, European Space Agency astronaut Luca Parmitano participates in an Extravehicular Mobility Unit (EMU) spacesuit fit check in the Space Station Airlock Test Article (SSATA) of the Crew Systems Laboratory at NASA's Johnson Space Center in Houston. The Italian astronaut who nearly drowned during a spacewalk in July 2013 is sharing more details about the experience. Parmitano wrote in his online blog, posted Tuesday, Aug. 20, 2013 that he felt all alone as water filled his helmet outside the International Space Station. (AP Photo/NASA, Lauren Harnett) less 
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Associated Press | Photo By NASA, Lauren Harnett
Tue, Aug 20, 2013 3:03 PM EDT