A pair of U.S. and Russian resupply ships have departed the International Space Station this week. Russia’s Progress 71 (71P) cargo craft undocked this morning and the SpaceX Dragon returned to Earth Monday. The 71P, packed with trash and unused hardware, undocked from the aft end of the Zvezda service module today at 3:40 a.m. …
US, Russian Spaceships Depart Amid Physics and Biology on Station
