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Photos: Delta 4-Heavy launch as seen from press site
Members of the news media — reporters and photographers — witnessed the United Launch Alliance Delta 4-Heavy rocket lifted off from the ITL Causeway on Cape Canaveral Air Force Station, about 1.7 miles from the pad.
Video: America’s most capable rocket ascends from Cape Canaveral on NROL-37
The United Launch Alliance Delta 4-Heavy rocket, standing 235 feet tall and weighing 1.6 million pounds fully fueled, unleashes 2.1 million pounds of thrust from the three RS-68A main engines at 1:51 p.m. EDT (1751 GMT) today to launch from Cape Canaveral on NROL-37.
Photos: Gantry rollback for second launch attempt
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: Animated preview of Delta 4-Heavy rocket ascent on NROL-37
Narrated animation explains the United Launch Alliance Delta 4-Heavy rocket ascending to space with the NROL-37 mission for the National Reconnaissance Office through T+plus 6 minutes, 30 seconds before going into a news blackout.
Video: NROL-37 payload and Delta 4-Heavy rocket prepped for launch
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.
Video: Weather forces postponement of Delta 4-Heavy rocket launch
Giving every opportunity for the storm clouds to blow clear after a four-hour hold, the United Launch Alliance Delta 4-Heavy rocket counts down Thursday afternoon at Cape Canaveral until the clocks had to be halted for the day.
Delta 4-Heavy factoids
Learn more about the United Launch Alliance Delta 4-Heavy rocket as it prepares to perform the classified NROL-37 mission for the National Reconnaissance Office,
Photos: Gantry retracted from Delta 4-Heavy
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.
Photos: Delta 4-Heavy on the pad Wednesday
On the eve of its scheduled flight for U.S. national security interests, the United Launch Alliance Delta 4-Heavy rocket stands quietly inside the protective gantry at Cape Canaveral's Complex 37 pad.
Live coverage: Delta 4-Heavy countdown and launch journal
A United Launch Alliance Delta 4-Heavy rocket blasted off from Cape Canaveral at 1:51 p.m. EDT (1751 GMT) today to haul a classified satellite into space for the U.S. National Reconnaissance Office. Follow the mission in our live journal.