Posted By John McHale
Avionics Intelligence Report, 25 April 2011.Lighter-than-air vehicles -- also known as free-flying airships and tethered aerostats -- are becoming more common in U.S. Department of Defense persistent surveillance activities. John McHale's video report provides details on airship programs such as Lockheed Martin High Altitude Airship and the Persistent Threat Detection System aerostat.See also:-- Military airships, the persistent eye in the sky;-- Navy asks Near Space Systems to design a stratospheric airship as an alternative to satellite-based surveillance and communications;-- Army tags Boeing-Huntsville to build EMARSS airborne surveillance system in $88.1 million contract;-- Unmanned airship from Northrop Grumman to stay aloft for 21 days; and-- Latest generation of military airships to use solar electric power.
