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High Altitude Long Endurance – Demonstrator (HALE-D) | by Lockheed Martin
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High Altitude Long Endurance – Demonstrator (HALE-D)

Lockheed Martin’s HALE-D is an un-tethered, unmanned lighter-than-air vehicle that will operate above the jet stream in a geostationary position to deliver persistent station keeping for a variety of missions.

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Taken on June 14, 2011