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April 30, 2023

Next-Stage C4ISR Bandwidth: The AEHF Satellite Program

AEHF concept (click to view full) The USA’s new Advanced Extremely High Frequency (AEHF) satellites will support twice as many tactical networks as the current Milstar II satellites, while providing 10-12 times the bandwidth capacity and 6 times the data rate transfer speed. With the cancellation of the higher-capacity TSAT program, AEHF will form the […]
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February 14, 2023

Missile Envy: Modernizing the US ICBM Force

LGM-30G Minuteman III (click to view full) For 50 years, land-based Intercontinental Ballistic Missiles (ICBMs) have been part of the US primary strategic deterrence capability, the nuclear-armed triad that also includes submarine-launched ballistic missiles and long range heavy bombers. Although the main target for the US deterrent – the Soviet Union – imploded in 1991, […]
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June 28, 2022

Missile Envy: Modernizing the US ICBM Force

LGM-30G Minuteman III (click to view full) For 50 years, land-based Intercontinental Ballistic Missiles (ICBMs) have been part of the US primary strategic deterrence capability, the nuclear-armed triad that also includes submarine-launched ballistic missiles and long range heavy bombers. Although the main target for the US deterrent – the Soviet Union – imploded in 1991, […]
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August 13, 2020

Next-Stage C4ISR Bandwidth: The AEHF Satellite Program

AEHF concept (click to view full) The USA’s new Advanced Extremely High Frequency (AEHF) satellites will support twice as many tactical networks as the current Milstar II satellites, while providing 10-12 times the bandwidth capacity and 6 times the data rate transfer speed. With the cancellation of the higher-capacity TSAT program, AEHF will form the […]
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August 26, 2019

Future GPS: The USA's GPS-III Programs

GPS IIIA concept (click to view full) GPS-III satellites, in conjunction with their companion OCX ground control, system are the Global Positioning System (GPS) future. They offer big advantages over existing GPS-II satellites and GCS, but most of all, they have to work. Disruption or decay of the critical capabilities provided by the USA’s Navstar […]
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May 13, 2019

The Rockets' Red Ink: from EELV to a Competitive Space Launch Future

Boeing Delta IV Heavy (click to view full) The EELV program was designed to reduce the cost of government space launches through greater contractor competition, and modifiable rocket families whose system requirements emphasized simplicity, commonality, standardization, new applications of existing technology, streamlined manufacturing capabilities, and more efficient launch-site processing. Result: the Delta IV (Boeing) and […]
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April 23, 2019

The International Wideband Global SATCOM (WGS) Program

The US military needs a bigger data firehose. In an era of streaming data from proliferating UAVs and other persistent surveillance platforms, and the need for control of those systems anywhere in the world, bandwidth is almost as important as fuel. Commercial satellite communications (SATCOM) can fill some of the gaps, but it’s expensive, and […]
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March 7, 2019

Keep A Spare Handy: US Navy Orders its 5th MUOS COMSAT

MUOS concept (click to view full) Lockheed Martin recently announced a $339.6-million contract option from the U.S. Navy for the 5th and final planned satellite in the Mobile User Objective System (MUOS) constellation. Under the current plan, the 5th satellite would serve as an on-orbit spare, and the capstone of a $3.26 billion acquisition program […]
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February 21, 2019

Budget Busters: The USA's SBIRS-High Missile Warning Satellites

SBIRS-High (click to view full) The Space Based Infrared System (SBIRS)-High satellite program is a key component of the USA’s future missile alert system, designed to give maximum warning and monitoring of ballistic missile launches anywhere in the world. The new satellites will replace the existing Defense Support Program (DSP) fleet. Their infrared sensors have […]
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January 7, 2019

DSP Satellites: Supporting America's Early-Warning System

DSP-16 Deploys (click to view full) Defense Support Program (DSP) satellites have been monitoring the skies as America’s early-warning system for ballistic missile launches since their first launch in 1970. The current Satellite Early Warning System (SEWS) consists of 5 DSP satellites; 3 provide frontline operational service, with 2 available as backups should problems emerge […]
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December 13, 2018

Space Based Space Surveillance: Follow On Needed

SBSS Constellation (click to view larger) In January 2001, a commission headed by then US Defense Secretary-designate Donald Rumsfeld warned about a possible “space Pearl Harbor” in which a potential enemy would launch a surprise attack against US-based military space assets, disabling them. These assets include communications satellites and the GPS system, which is crucial […]
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February 7, 2010

3GIRS: SBIRS Evaluates, Cancels New Technologies

Latest updates: Major update to the article, which now offers a complete timeline and new materials. DSP Satellite(click to view full) The USA’s “SBIRS High” missile launch early-warning satellites, which aim to replace the existing DSP fleet, have been facing ongoing project issues. Massive cost overruns, technical challenges that continue to present problems, and uncertain […]
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December 17, 2015

Trident D-5 SLBM Maintenance: Rocket Motors, Guidance

Trident II D-5 Carried on SSBN-726 Ohio Class submarines, The Trident II D-5 is the US Navy’s submarine launched nuclear missile, with exceptional range for a sea-launched weapon and accuracy figures that rival or even exceed land-based ICBMs. These missiles are arguably the most important and effective component of the US nuclear deterrent, and they […]
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November 2, 2015

Egypt: F-16s on Hold No More

Egyptian Air Force F-16D(click to view full) The Egyptian government wants to buy another 24 F-16C/D Block 50/52 aircraft, associated parts, weapons, and equipment to modernize its air force. The October 2009 request, made through the US Defense Security Cooperation Agency (DSCA) to Congress, could be worth as much as $3.2 billion to Lockheed Martin […]
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September 30, 2015

Don't Touch Their Junk: USAF's SSA Tracking Space Debris

Space Fence concept(click to view full) Space is big. Objects in space are very dangerous to each other. Countries that intend to launch objects into space need to know what’s out there, in order to avoid disasters like the 2009 collision of 2 orbital satellites. All they need to do is track many thousands of […]
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September 10, 2015

Boeing-Lockheed Space Launch Merger - Now to be Acquired?

Boeing Delta IV Back in May 2005, DID discussed Boeing & Lockheed’s plans to merge their space launch units into a single joint venture company. That effort has been on hold for quite some time now, but the US Federal Trade Commission (FTC) has just granted anti-trust clearance to proceed toward closure of the United […]
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September 16, 2015

Skynet 5: UK MoD's Innovative SATCOM Solution

Skynet 5 satellite model(click to view full) When militaries around the world have wanted to expand their satellite communication (SATCOM) capacity, they traditionally have had 2 choices – either pay a satellite manufacturer billions of dollars to build a satellite constellation and then own and operate the constellation themselves or lease capacity on commercial satellites, […]
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June 3, 2015

Hypersonic Rocket-Plane Program Inches Along, Stalls, To Restart

The path toward a hypersonic space plane via programs like FALCON HTV and the X-51 has been a slow one, filled with twists and turns one would expect given the technological leap involved. DID covers those ongoing developments...
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January 23, 2015

Drug Smugglers Beating DHS at Drone War with <1% Budget

* A Mexican drug operation appears to have operationalized cross-border drug smuggling with helicopter drones. One device – what appears to be a DJI SPreadwings S900 Multi-rotor System, which retails for $1,400 – fell into a Tijuana parking lot after being loaded with six pounds of meth. The wire services and newspapers are indicating that […]
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January 16, 2015

DoD: Keep Both U-2 and Global Hawk

* Having vacillated back and forth, the Pentagon will reportedly now ask for both its cake and to eat it too in the 2016 budget, reversing the decision to mothball the U-2 spy plane program, but also to start research and design work (about $150 million over three years) on a replacement. The Office of […]
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