Progress M-21M (Russian: Прогресс М-21М) identified by NASA as Progress 53 or 53P is a Progress spacecraft used by Roskosmos to resupply the International Space Station (ISS) during 2013. Progress M-21M was built by RKK Energia.
This page contains content from the copyrighted Wikipedia article "Progress M-21M"; that content is used under the GNU Free Documentation License (GFDL). You may redistribute it, verbatim or modified, providing that you comply with the terms of the GFDL.
