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Watch - Orbital ATK completes 'hot fire' test of upgraded Antares rocket!

Watch - Orbital ATK completes 'hot fire' test of upgraded Antares rocket!

The 30-second test took place at 5:30 p.m. (EDT) on May 31, 2016 at the Mid-Atlantic Regional Spaceport (MARS) Pad 0A located at NASA's Wallops Flight Facility in Virginia.