Orbital Sciences Corp.'s Antares rocket lifts off at Wallops Island, Va., in April of last year. The Antares uses a pair of Russian-made NK-33 rocket engines that Moscow says it will stop supplying for military launches. Steve Helber/AP hide caption

itoggle caption Steve Helber/AP

A screenshot shows how a team would track changes to its rocket project on a Sunglass platform. Sunglass hide caption

itoggle caption Sunglass