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In this story, we dive in deep, going point by point throughout the flight path of a hypersonic boost-glide weapon and comparing the UCS analysis with its critiques. In essence, the critics argue the Union of Concerned Scientists got something wrong at every step of their analysis, from the technical details to the strategic implications. DARPA’s Project Falcon hypersonic testbed, HTV-2 UCS based their model on decade-old flight tests of an experimental DARPA design, HTV-2, which never completed a full flight test and is very different from the newer hypersonics weapons now in development. ...

CLARIFICATION/UPDATE: To reflect that the SDA Tracking Layer satellites will be able to directly tip and queue other OPIR satellites in future; and the resumption of the program. WASHINGTON: The $4.9 billion contract to produce three Next-Generation Overhead Persistent Infrared (Next-Gen OPIR) missile warning satellites seems to fly in the face of loudly touted Air and Space Force efforts to embrace open standards and cut the number of ground stations, receivers and antennas, experts said. Instead, the new contract awarded to Lockheed Martin includes bespoke ground systems and sensor processi...

Exclusive: How the Space Force foiled an Iranian missile attack with a critical early warning Nathan Strout keyboard_arrow_down U.S. soldiers and journalists inspect the rubble at a site of Iranian bombing, in Ain al-Asad air base, Anbar, Iraq, Monday, Jan. 13, 2020. (Qassim Abdul-Zahra/AP) WASHINGTON — One year ago on the night of Jan. 7, 2020, Americans were shocked to learn that Iran had launched more than a dozen ballistic missiles at U.S. and coalition forces in Iraq. Iran called it “fierce revenge” for the assassination of Gen. Qassem Soleimani. As reports of the attack inundat...

Northrop Grumman to Improve South Korean Missile Defense As part of the phase one modernization efforts, Northrop Grumman and the U.S. Army installed JTAGS Block II in permanent facilities in Japan, Qatar, Italy, and most recently the Republic of Korea. Here's What You Need to Remember: Joint Army-Navy crews operate the JTAGS system, which consists of a deployable towed shelter and a crew of fifteen soldiers and sailors which provides 24-hour, 365 day-a-year, all weather threat monitoring. Defense contractor Northrop Grumman and the U.S. Army have enhanced the Joint Tactical Ground Station (...

The U.S. Army-South Korean Military Partnership is Leaving North Korea Far Behind The deployment of the JTAGS system will improve battle-space awareness and improve missile defense. Here's What You Need to Remember: With the completion of phase one, the defense contractor has already begun executing phase two of the JTAGS Pre-planned Product improvement (P3I) modernization program. It includes the delivery of additional sensor processing capabilities and updating software architecture. Defense contractor Northrop Grumman and the U.S. Army have enhanced the Joint Tactical Ground Station (JTAG...