Commander Terry Virts was the maintenance man Friday as he inspected windows and checked for dust buildup in vents inside the Destiny lab module. Virts also conducted more plumbing work, replacing a recycle tank in the Water Recovery System.
Italian astronaut Samantha Cristoforetti was in Europe’s Columbus lab module continuing her week-long science activities in the BioLab. She ran the TripleLux-B experiment using the BioLab’s glovebox for the second time this week to study cellular mechanisms that cause impairment of immune functions in microgravity.
Back on Earth, three new crew members are at the Cosmonaut Hotel in Baikonur, Kazakhstan, waiting to join Expedition 43. Soyuz TMA-16M Commander Gennady Padalka and One-Year crew members Scott Kelly and Mikhail Kornienko are preparing for launch on March 27. Kelly and Kornienko will stay in space until March 2016. Padalka will return to Earth on Sept. 11.