ISS036-E-024930 (25 July 2013) --- The unpiloted Russian ISS Progress 50 (50P) resupply ship undocks from the International Space Station?s Pirs Docking Compartment at 4:43 p.m. (EDT) on July 25, 2013. The Progress 50 deorbited over the Pacific Ocean a few hours later for a fiery destruction. An ISS Progress 52 is set to replace the 50P when it launches at 4:45 p.m. on July 27 from the Baikonur Cosmodrome in Kazakhstan.