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aerostat
Definição1
A lighter-than-air craft that can be either a balloon or an airship. It normally refers to the former. It is buoyant in atmosphere up to a height at which it displaces air equal to its mass. It is normally tethered and carries a payload consisting of radar, communications, or other observation devices.
Fonte1
KUMAR, Bharat (ed.). An illustrated dictionary of aviation. New York: McGraw-Hill, c2005. 752 p.
Subárea
Aircraft
Ver
lighter-than-air aircraft
Spanish
aeróstato
Imagem

Modern aerostat, U.S. Air Force

Modern aerostat, U.S. Air Force

Fonte: http://en.wikipedia.org/wiki/File:MarfaTX.jpg