Tower Rollback – Spaceflight Now

Photos: Launch pad gantry retracted from Delta 4 rocket

March 18, 2017 Justin Ray

The 330-foot-tall mobile service tower is rolled away from the United Launch Alliance Delta 4 rocket at Cape Canaveral’s pad 37B in the hours before the scheduled liftoff. The 9-million-pound gantry was retracted the length of a football field in preparation for launch of the Air Force’s WGS 9 communications satellite into Earth orbit.

Photos: Launch pad gantry retracted from Delta 4 rocket

December 7, 2016 Justin Ray

The 330-foot tall mobile service tower is rolled away from the United Launch Alliance Delta 4 rocket at Cape Canaveral’s pad 37B in the hours before the scheduled liftoff on Dec. 7 at 6:53 p.m. EST (2353 GMT).

Photos: Gantry retracted from Delta 4 rocket

August 19, 2016 Justin Ray

The 330-foot tall mobile service tower is rolled away from the United Launch Alliance Delta 4 rocket at Cape Canaveral’s pad 37B in the hours before the scheduled liftoff on Aug. 19.

Photos: Gantry rollback for second launch attempt

June 11, 2016 Justin Ray

After being put back in position around the Delta 4-Heavy rocket after Thursday’s weather scrub, the 330-foot tall mobile service tower is retracted again at Cape Canaveral’s pad 37B for launch that will place the NROL-37 payload into Earth orbit.

Video: NROL-37 payload and Delta 4-Heavy rocket prepped for launch

June 10, 2016 Justin Ray

Narrated video packages show the shrouded NROL-37 payload being hoisted atop the United Launch Alliance Delta 4-Heavy rocket and the retraction of the mobile service gantry.

Photos: Gantry retracted from Delta 4-Heavy

June 9, 2016 Justin Ray

The 330-foot tall mobile service tower is rolled away from the United Launch Alliance Delta 4-Heavy rocket at Cape Canaveral’s pad 37B on launch day.