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Two RD-181 Engines | by NASA Johnson
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Two RD-181 Engines

Two RD-181 engines that arrived in July are being integrated with the Antares first stage air frame at the Wallops Island, Virginia Horizontal Integration Facility (HIF). A “hot fire” test on Pad 0A is scheduled for late 2015 or early 2016. Photo credit: NASA/ Terry Zaperach

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Taken on September 7, 2015