ULA Atlas-V Propels MUOS-4 Satellite Into Space, Air Force and Congress Shudder Over Threats to Russian RD-180

A ULA Atlas-V 551 rocket launches the Navy's MUOS-4 satellite to orbit from Cape Canaveral, Fla. Sep. 2, 2015. Photo Credit: John Studwell / AmericaSpace

A ULA Atlas-V 551 rocket launches the Navy’s MUOS-4 satellite to orbit from Cape Canaveral, Fla., on Sept. 2, 2015. Photo Credit: John Studwell / AmericaSpace

A Russian RD-180-powered United Launch Alliance (ULA) Atlas-V 551 rocket successfully launched the 7.5-ton Lockheed Martin/Navy Mobile User Objective System (MUOS 4) satcom into geosynchronous transfer orbit early […]

Fourth Navy MUOS Launch Readied for Wednesday Amid GAO Concerns About Project

ULA's most powerful Atlas-V rocket, the Atlas 551, standing tall atop SLC-41 for a Wednesday morning launch attempt. Photo Credit: ULA

ULA’s most powerful Atlas-V rocket, the Atlas 551, standing tall atop SLC-41 for a Wednesday morning launch attempt. Photo Credit: ULA

A United Launch Alliance (ULA) Atlas-V rocket is poised to fire the Navy’s Mobile User Objective System (MUOS-4) satellite into geosynchronous transfer orbit from Cape Canaveral Air Force Station, Fla., as early as […]

Navy's MUOS-4 Encapsulated for Launch on ULA's Most Powerful Atlas-V Rocket Aug. 31

MUOS-4, the next satellite scheduled to join the U.S. Navy’s Mobile User Objective System (MUOS) secure communications network, has been encapsulated in its protective launch vehicle fairing for its Aug. 31 launch from Cape Canaveral Air Force Station. Photo Credit: ULA

The fourth in a Lockheed Martin-built, five-ship fleet for a next-generation, narrowband tactical […]

Brigadier General Wayne Monteith Takes Over as New 45th Space Wing Commander

Lt. Gen. John W. "Jay" Raymond, commander, 14th Air Force (Air Forces Strategic) and Joint Functional Component Command for Space, presents Brig. Gen. Wayne Monteith, 45th Space Wing commander during a change of command ceremony, Aug. 4, 2015, at Patrick Air Force Base, Florida. Changes of command are a military tradition representing the transfer of responsibilities from the presiding officials to the upcoming official. Photo and Caption Credit: U.S. Air Force/Matthew Jurgens (Released)

Lt. Gen. John W. “Jay” Raymond, commander, 14th Air Force (Air Forces Strategic) and Joint Functional Component Command for Space, presents Brig. Gen. Wayne Monteith, 45th Space Wing commander during a change of command ceremony, Aug. 4, 2015, at Patrick Air Force Base, Florida. Changes of command are a military tradition representing the transfer […]

Air Force Weather Satellite’s Breakup Blamed on Wiring Harness Compression in Battery Charge Assembly

DMSP Air Force weather satellite is depicted in polar orbit near Alaska. Photo Credit: Lockheed Martin

DMSP Air Force weather satellite is depicted in polar orbit near Alaska. Image Credit: Lockheed Martin

A U.S. Air Force review into the Feb. 3 loss of Defense Meteorological Satellite Program (DMSP) Flight 13 determined a failure of the spacecraft’s battery charger as the likely cause of the satellite’s failure and structural breakup.

Analysis […]

ULA Atlas-V and Delta-IV Poised to Launch Air Force GPS and WGS Satellites July 15 and 22

A $245 million Boeing GPS  2F spacecraft under final test before shipment to Cape Canaveral. Photo Credit: Boeing

A $245-million Boeing GPS 2F spacecraft under final test before shipment to Cape Canaveral. Photo Credit: Boeing

Two U.S. military space missions, one launched by an Atlas V and the other by a Delta IV, are set to roar off Cape Canaveral’s launch pads within seven days of each other, initiating six months of intense and […]

NAVY's 7.5-Ton MUOS-4 Satellite Arrives in Florida for August Launch on Most Powerful Atlas-V

On June 28, MUOS-4, the next satellite scheduled to join the U.S. Navy’s Mobile User Objective System (MUOS) secure communications network, shipped to Cape Canaveral from Lockheed Martin’s satellite manufacturing facility in Sunnyvale, California. Launch is currently scheduled for no earlier than August 27. Photo Credit: Lockheed Martin

On June 28, MUOS-4, the next satellite scheduled to join the U.S. Navy’s Mobile User Objective System (MUOS) secure communications network, shipped to Cape Canaveral from Lockheed Martin’s satellite manufacturing facility in Sunnyvale, Calif. Launch is currently scheduled for no earlier than Aug. 27. Photo Credit: Lockheed Martin

The fourth in a Lockheed Martin-built, […]

SALVO Cubesat Rocket Debuts Stealth Launch Vehicle Era

Artist concept depicts SALVO Cubesat launcher on belly of F-15. The liquid oxygen/kerosene powered rocket may already have begun secret launches off Cape Canaveral. Image Credit: DARPA

Artist concept depicts SALVO Cubesat launcher on belly of F-15. The liquid oxygen/kerosene powered rocket may already have begun secret launches off Cape Canaveral. Image Credit: DARPA

The Defense Advanced Research Projects Agency (DARPA) and the U.S. Air Force are poised to begin the Cape Canaveral launch of Cubesats on a new advanced technology […]

New Oxygen Preburner Firings a Major Step Toward Rekindling US Hydrocarbon Rocket Engine Leadership

Sub scale oxygen preburner has begun initial firing tests in Sacramento Calif. as part of the U.S. Air Force Hydrocarbon Boost Technology Demonstrator program. Photo Credit: Aerojet Rocketdyne

Sub scale oxygen preburner has begun initial firing tests in Sacramento, Calif., as part of the U.S. Air Force Hydrocarbon Boost Technology Demonstrator program. Photo Credit: Aerojet Rocketdyne

The U.S. Air Force (USAF) and its rocket engine contractor Aerojet Rocketdyne (AJRD) have achieved a major milestone toward a new U.S. state-of-the-art capability to develop […]

Air Force Certifies SpaceX to Fly National Security Missions, Ending ULA Monopoly as DOD Launch Provider

Liftoff of the SpaceX Falcon-9 rocket to deliver the company’s sixth dedicated Dragon resupply mission to the International Space Station on April 14, 2015, at 4:10 p.m. EDT from Cape Canaveral, Fla. Today, it was announced that SpaceX is certified to compete for U.S. military and spy satellite missions. Photo Credit: John Studwell / […]