The Sky Anchor system, originally developed at Texas A & M University in 1976, is usually applied to unmanned balloons, but the concept was also applied to a piloted balloon.
12.
Under the plan, unmanned balloons equipped with electronic sensors and flying at 20, 000 feet would be tied to the ground on the Syrian side of a future border, Haaretz said.
13.
The U . S . ( and for a while, the world ) altitude record for unmanned balloons was ( according to a 1991 edition of Guinness Book of World Records ).
14.
Beijing refused the aid shipments and the FCRA decided to launch the aid parcels directly to the mainland using unmanned balloons in collaboration with the MiG interceptors tasked with shooting down the balloons.
15.
Their balloon, the Dymocks Flyer ( named for its main sponsor, Dymocks Booksellers of Australia ), is similar to large unmanned balloons flown by NASA to collect scientific information from the upper atmosphere.
16.
Dr . Alvin Howell, 96, a former Tufts University professor who led the first team to send an unmanned balloon around the world, died of heart failure Sunday at his home in Arlington, Mass.
17.
*1849 ( 12 25 ) While blockading Venice, the Austrian Navy launches unmanned balloons ( Montgolfi�res ) equipped with explosive charges from the deck of the steamship Vulcano in an attempt to bombard Venice.
18.
On September 7, 1956, the University of Minnesota launched a giant Mylar balloon ( developed by the G . T . Schejeldahl Corporation of Northfield, MN ) to set an unofficial balloon altitude record of for unmanned balloons.
19.
A first full-scale test of the project on Feb . 25 in an Australian desert ended abruptly a little over four hours into the flight when the unmanned balloon, a pumpkin-shaped envelope about the size of a football stadium, began leaking.
20.
He then moved to London and launched the first unmanned balloon in Britain on 4 November 1783, a year before the first manned flight in England by Vincent Lunardi, releasing a hydrogen balloon from the house of Michael Biaggini, a maker of artificial flowers made from silk and other fabrics, at 33 Noble Street, on Cheapside.
