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Chris Hadfield

Posted on Tuesday, February 19, 2013
Uploaded by Waspie_Dwarf
Chris Hadfield
Image credit: NASA

Uploader comment: ISS034-E-038211 (1 February 2013) --- Canadian Space Agency astronaut Chris Hadfield, Expedition 34 flight engineer, installs Ultra-Sonic Background Noise Tests (UBNT) sensors behind a rack in the Destiny laboratory, using the International Space Station (ISS) as Testbed for Analog Research (ISTAR) procedures. These sensors detect high frequency noise levels generated by ISS hardware and equipment operating within Destiny.


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