It needs to be remembered that an aerostat is not a balloon. As the name suggests it is a lighter-than-air vehicle that is so constructed that its aerodynamics keep the structure always pointed into the wind, that is, from the direction in which the wind is blowing. It swings on an axis created by the tether/cable by which it is anchored to the ground. The intention is to overcome the limitations to detection of airborne… Read More »Standing still: Low cost AWACS for modern military