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Latest Delta IV Stories

2011-09-22 12:05:00

CANOGA PARK, Calif., Sept. 22, 2011 /PRNewswire/ -- In an impressive display of power and technology, Pratt & Whitney Rocketdyne successfully completed a series of hot-fire tests on the certified RS-68A engine, the world's most powerful hydrogen-fueled engine. The tests demonstrated the capability of the engine to operate for 4,800 seconds of cumulative run time - four times the design life of the engine and more than 10 times what's needed to boost a United Launch Alliance heavy-lift...

2011-09-22 08:32:00

NATIONAL HARBOR, Md., Sept. 22, 2011 /PRNewswire/ -- United Launch Alliance (ULA) was awarded the prestigious John R. Alison Award at the Air Force Association's (AFA) 2011 Air & Space Conference and Technology Exposition Sept. 21 for its outstanding contributions in national defense. "We applaud the combined 100 percent launch success rate of the Evolved Expendable Launch Vehicle's (EELV) Atlas V and Delta IV boosters," said S. Sanford Schlitt, Air Force Association chairman of the...

2011-09-10 11:08:00

CAPE CANAVERAL AIR FORCE STATION, Fla., Sept. 10, 2011 /PRNewswire/ -- A United Launch Alliance (ULA) Delta II rocket carrying the Gravity Recovery and Interior Laboratory (GRAIL) spacecraft for NASA lifted off from Space Launch Complex (SLC)-17B here at 9:08 a.m. EDT today. This launch marks the 9th flight for ULA in 2011, the 49th Delta II mission for NASA and the last currently-planned flight from this launch complex. "With the final launch from SLC-17, we reflect on the tremendous...

2011-07-16 12:59:00

CANOGA PARK, Calif., July 16, 2011 /PRNewswire/ -- Pratt & Whitney Rocketdyne again demonstrated its large payload lift capabilities by successfully boosting the second GPS- IIF2 navigation satellite for the U.S. government launched from Cape Canaveral Air Force station, Fla. The satellite was onboard a United Launch Alliance Delta IV-Medium rocket, powered by a Pratt & Whitney Rocketdyne RS-68 booster engine and an RL10B-2 upper-stage engine. Pratt & Whitney Rocketdyne is a...

2011-07-16 06:07:00

CAPE CANAVERAL AFS, Fla., July 16, 2011 /PRNewswire/ -- A United Launch Alliance Delta IV rocket carrying the Air Force's Global Positioning System (GPS) IIF-2 payload lifted off from Space Launch Complex-37 here at 2:41 a.m. EDT today. This is the seventh ULA launch this year. "Congratulations to the entire team on the successful launch of the GPS IIF-2 satellite," said Jim Sponnick, ULA vice president, Mission Operations. "Today's one-at-a-time launch represents the 50th successful GPS...

2011-07-16 03:55:00

EL SEGUNDO, Calif., July 16, 2011 /PRNewswire-USNewswire/ -- LOS ANGELES AIR FORCE BASE -- The U.S. Air Force successfully launched GPS IIF-2 Space Vehicle Number (SVN) 63 carried aboard a United Launch Alliance Delta IV Medium rocket at 2:41 a.m. EDT today from Cape Canaveral Air Force Station, Fla. "I am extremely proud of the tremendous efforts that hundreds of people on the launch team have expended for today's launch. I would like to thank United Launch Alliance, Boeing, my launch...

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2011-07-13 09:20:00

Space Exploration Technologies Corp. (SpaceX) is set to break ground on a launch pad and hangar at a California Air Force Base for its Falcon Heavy, which will be the world's most powerful rocket. SpaceX said it is investing $30 million at Vandenberg Air Force Base's Space Launch Complex 4-East for the soon to be developed 22-story tall Falcon Heavy rocket. SpaceX hopes to use the launch pad for the first time by the end of next year in a demonstration flight for the US government. After...

2011-06-10 11:14:00

VANDENBERG AIR FORCE BASE, Calif., June 10, 2011 /PRNewswire/ -- A United Launch Alliance Delta II rocket carrying the Aquarius/SAC-D observatory for NASA and the Space Agency of Argentina lifted off from Space Launch Complex-2W here at 7:20 a.m. PDT today. This is ULA's sixth launch of the year and marked the 40th Delta II launch from Vandenberg Air Force Base. "ULA is extremely proud to be a part of the Aquarius/SAC-D mission, which will offer scientists NASA's first global observations...

2011-04-26 11:57:00

CANOGA PARK, Calif., April 26, 2011 /PRNewswire/ -- Pratt & Whitney Rocketdyne successfully completed the Design Certification Review for the upgraded RS-68A engine configuration, demonstrating -the world's most powerful hydrogen-fueled engine has met all requirements to power heavy-lift vehicles into space. Pratt & Whitney Rocketdyne is a United Technologies Corp. (NYSE: UTX) company. "This is a stamp of approval for the RS-68A engine and major milestone for Pratt & Whitney...

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2011-04-05 14:45:00

On Tuesday, Space Exploration Technologies (SpaceX) unveiled the dramatic final specifications and launch date for the world's largest rocket. "Falcon Heavy will carry more payload to orbit or escape velocity than any vehicle in history, apart from the Saturn V moon rocket, which was decommissioned after the Apollo program. This opens a new world of capability for both government and commercial space missions," SpaceX CEO and chief rocket designer Elon Musk told a press conference at the...