空间安全索引2014

2014年空间安全状况SpaceSecurityIndex2014istheeleventhannualreportondevelopmentsrelatedtosafety,sustainability,andsecurityinouterspace,coveringtheperiodJanuary-December2013.ItispartofthebroaderSpaceSecurityIndex(SSI)project,whichaimstoimprovetransparencyonspaceactivitiesandprovideacommon,comp