The HTV-2 launched atop a rocket from California's Vandenberg Air Force Base, then came streaking back to Earth at hypersonic speeds. Hypersonic flight is typically defined as any flight that ...
NEW YORK — An ultrafast U.S. military drone that streaked across the sky at nearly 21,000 kilometers per hour and met its demise in the Pacific was doomed by the excessive heat of hypersonic travel, ...
The Japanese H-2 Transfer Vehicle (HTV) dubbed Kounotori 2 intentionally re-entered the Earth’s atmosphere and burned up March 29, one day after the unmanned cargo tug departed the international space ...
Aerodynamic design validated and new understanding of thermal material properties gained Following an extensive seven-month analysis of data collected from the Aug. 11, 2011, second flight of DARPA’s ...
TOKYO — Japan’s second unmanned H-II Transfer Vehicle (HTV-2), launched from the Tanegashima Space Center on Jan. 22., is due to dock with the International Space Station on Jan. 28 at 4:00 a.m., ...
This video shows the August 2011 test flight of HTV-2. Learn more about DARPA’s HTV-2 program at http://go.usa.gov/KXs This video shows the August 2011 test flight ...
The International Space Station's Canadarm2 grapples the unpiloted Japanese Kounotori2 H-II Transfer Vehicle (HTV2) as it approaches the station, Jan. 27, 2011. The Japanese Kounotori2 H-II Transfer ...
(Yes, it's on foxnews site but that's the link a friend gave me) Unmanned craft, launches on a rocket and then separates and flies at hypersonic speeds (mach 20 or 13,000mph). For a comparison of what ...
The rocket engine on the Japanese H2-B booster fires July 20, 2012 to launch the unmanned HTV-3 cargo spacecraft. Japan's robotic HTV-3 cargo spaceship launches July 20, 2012 from Tanegashima Space ...
Lockheed Martin-designed craft will demonstrate technology for reusable, unmanned hypersonic cruise vehicle Lockheed Martin is proceeding with design of a hypersonic test vehicle (HTV) after the US ...
Engineers prefer to build designs on knowledge rather than guesswork, but when it comes to high-speed, high-altitude flight there is not a lot of data to work with. Mistaken assumptions about airflow ...
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