KnowraAerostatLinked fromLinked fromThe 2 pages that link to Aerostat, each with the reason it gives.All 2Narrower topic 2Lighter-than-air aircraftNarrower topic: This broader term includes aircraft and tethered buoyant devices.Gas balloonNarrower topic: Gas balloons are aerostats, unlike heavier-than-air aircraft supported by wings.