Look up aerostat in Wiktionary, the free dictionary.

An aerostat is an aircraft that remains aloft through the use of lighter-than-air gases. A narrower and more technical meaning refers only to tethered balloons.

Aerostat may also refer to:

Airships

Airships are powered aerostats:

• Airship, or dirigible, any aerostat that can be manoeuvred through the air using propellers, rudders, etc.
• Blimp, an airship with no structural framework, using only gas pressure to maintain its shape
• Rigid airship, uses only a structural framework to maintain its shape
• Semi-rigid airship, uses a partial structural framework in combination with gas pressure to maintain its shape

Balloons

Balloons are unpowered aerostats:

• Balloon (aircraft)
• Gas balloon
• Hot air balloon
• Vacuum balloon

Tethered

The term aerostat is sometimes used to refer specifically to tethered balloons:

• Barrage balloon
• Observation balloon

Untethered

• Espionage balloon
• Fire balloon

Hybrids

Hybrids combine aerostatic buoyancy and aerodynamic lift.

Powered

• Hybrid airship

Unpowered

• Kytoon

Other uses

• Tethered Aerostat Radar System
• Akashdeep Aerostat
• RT Aerostats Systems

See also

• All pages with titles beginning with aerostat
• All pages with titles containing aerostat
• Aerostatics
• Balloon
• Sky lantern

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