
NASA’s Stratospheric Observatory for Infrared Astronomy (SOFIA) is shown inside the cavernous Lufthansa Technik hangar in Hamburg, Germany where it…

SDO observes the Sun’s dynamics to increase our understanding of the nature and sources of solar variability.Launch: February 2010Operating Network:…

Russian cosmonaut Mikhail Kornienko, Expedition 43-46 flight engineer, is pictured during an emergency scenario training session in the Space Vehicle…

Russian cosmonaut Mikhail Kornienko participates in an emergency scenario training session in an International Space Station mock-up/trainer in the Space…

Mikhail Kornienko, Scott Kelly and Gennady Padalka participate in an emergency scenario training session.

NASA astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko participate in an emergency scenario training session.

Mikhail Kornienko, Gennady Padalka and Scott Kelly participate in an emergency scenario training session.

NASA astronaut Scott Kelly (right), Expedition 43/44 flight engineer and Expedition 45/46 commander, participates in an emergency scenario training session

Scott Kelly, Mikhail Kornienko and Gennady Padalka participate in an emergency scenario training session.

Scott Kelly and Gennady Padalka participate in an emergency scenario training session in the Space Vehicle Mock-up Facility at NASA’s…