iss044e088112 (9/5/2015) --- European Space Agency (ESA) astronaut Andreas Mogensen performing AQUAMEMBRANE operations in the Columbus module aboard the International Space Station (ISS). The Aquaporin Inside Membrane Testing in Space (AquaMembrane) investigation helps to validate an Aquaporin Inside Membrane (AIM) as a replacement for the International Space Station (ISS) multifiltration beds for water recovery.