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Space Test Program
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<p>The Space Test Program (STP) is the primary provider of <a href="/facts/Spaceflight/zPrnATzo">spaceflight</a> for the <a href="/facts/United_States_Department_of_Defense/dWAvf7e3">United States Department of Defense</a> (DoD) <a href="/facts/Outline_of_space_science/Q7dCLVdN">space science</a> and <a href="/facts/Technology/9Uav5WVR">technology</a> community. STP is managed by a group within the <a href="/facts/Advanced_Systems_and_Development_Directorate/a8T2eRpM">Advanced Systems and Development Directorate</a>, a directorate of the <a href="/facts/Space_and_Missile_Systems_Center/QneUkqj6">Space and Missile Systems Center</a> of the <a href="/facts/United_States_Space_Force/bWlsxC5D">United States Space Force</a>. STP provides spaceflight via the <a href="/facts/International_Space_Station/VNPUBz9m">International Space Station</a> (ISS), piggybacks, secondary payloads and dedicated launch services. </p>