January 20, 2018

Video: Liftoff of Delta 4 with second GSSAP satellite duo

The United Launch Alliance Delta 4 rocket, standing 206 feet tall and and weighing 720,000 pounds, unleashes 1.1 million pounds of thrust from its main engine and two side-mounted boosters at 12:52 a.m. EDT (0452 today to launch the GSSAP No. 3 and No. 4 satellites for the Geosynchronous Space Situational Awareness Program from Cape Canaveral.

Courtesy: United Launch Alliance

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