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First Delta IV Heavy Successfully Launches

A United Launch Alliance Delta IV Heavy launches with a National Reconnaissance Office payload at Space Launch Complex-6 at 1:10 p.m. PST.  The Delta IV Heavy is the largest rocket ever launched from the west coast of the U.S. standing 235 feet tall and producing nearly 2 millions pounds of thrust at liftoff.  The Delta IV Heavy is America’s most powerful liquid fueled rocket.  This was the fifth launch of a Delta IV heavy in program history. (Photo by Pat Corkery, United Launch Alliance)

A United Launch Alliance Delta IV Heavy launches with a National Reconnaissance Office payload at Space Launch Complex-6 at 1:10 p.m. PST. The Delta IV Heavy is the largest rocket ever launched from the west coast of the U.S. standing 235 feet tall and producing nearly 2 millions pounds of thrust at liftoff. The Delta IV Heavy is America’s most powerful liquid fueled rocket. This was the fifth launch of a Delta IV heavy in program history. (Photo by Pat Corkery, United Launch Alliance)

A United Launch Alliance Delta IV Heavy launches with a National Reconnaissance Office payload at Space Launch Complex-6 at 1:10 p.m. PST.  The Delta IV Heavy is the largest rocket ever launched from the west coast of the U.S. standing 235 feet tall and producing nearly 2 millions pounds of thrust at liftoff.  The Delta IV Heavy is America’s most powerful liquid fueled rocket.  This was the fifth launch of a Delta IV heavy in program history. (Photo by Pat Corkery, United Launch Alliance)

A United Launch Alliance Delta IV Heavy launches with a National Reconnaissance Office payload at Space Launch Complex-6 at 1:10 p.m. PST. The Delta IV Heavy is the largest rocket ever launched from the west coast of the U.S. standing 235 feet tall and producing nearly 2 millions pounds of thrust at liftoff. The Delta IV Heavy is America’s most powerful liquid fueled rocket. This was the fifth launch of a Delta IV heavy in program history. (Photo by Pat Corkery, United Launch Alliance)

VANDENBERG AIR FORCE BASE, Calif. - The first West Coast Delta IV Heavy Launch Vehicle was launched from Space Launch Complex-6 here Jan. 20 at 1:10 p.m. PST. (U.S. Air Force photo/Joe Davila)

VANDENBERG AIR FORCE BASE, Calif. - The first West Coast Delta IV Heavy Launch Vehicle was launched from Space Launch Complex-6 here Jan. 20 at 1:10 p.m. PST. (U.S. Air Force photo/Joe Davila)

VANDENBERG AIR FORCE BASE, Calif. - The first West Coast Delta IV Heavy Launch Vehicle was launched from Space Launch Complex-6 here Jan. 20 at 1:10 p.m. PST. (U.S. Air Force photo/Joe Davila)

VANDENBERG AIR FORCE BASE, Calif. - The first West Coast Delta IV Heavy Launch Vehicle was launched from Space Launch Complex-6 here Jan. 20 at 1:10 p.m. PST. (U.S. Air Force photo/Joe Davila)

VANDENBERG AIR FORCE BASE, Calif.  -- The first West Coast Delta IV Heavy Launch Vehicle was launched from Space Launch Complex-6 here Thursday, Jan. 20, 2011, at 1:10 p.m. PST. The largest rocket ever to launch from the West Coast of the United States carried a national security payload for the National Reconnaissance Office. (U.S. Air Force photo/Airman 1st Class Lael Huss)

VANDENBERG AIR FORCE BASE, Calif. -- The first West Coast Delta IV Heavy Launch Vehicle was launched from Space Launch Complex-6 here Thursday, Jan. 20, 2011, at 1:10 p.m. PST. The largest rocket ever to launch from the West Coast of the United States carried a national security payload for the National Reconnaissance Office. (U.S. Air Force photo/Airman 1st Class Lael Huss)

This vapor trail was seen from LAAFB shortly after the first Delta IV Heavy Launch from Vandenberg AFB, Jan. 20. The Delta IV Heavy is the largest rocket launched from the west coast. (Photo by Joe Juarez)

This vapor trail was seen from LAAFB shortly after the first Delta IV Heavy Launch from Vandenberg AFB, Jan. 20. The Delta IV Heavy is the largest rocket launched from the west coast. (Photo by Joe Juarez)