SHARP
... that the SHARP aircraft was a sort of low-altitude communications satellite in the form of an electrically powered airplane?
... that the <b id="mwCZg"><a href="./Stationary_High_Altitude_Relay_Platform" id="mwCZk" rel="mw:WikiLink" title="Stationary High Altitude Relay Platform">SHARP</a></b> aircraft was a sort of low-altitude <a href="./Communications_satellite" id="mwCZo" rel="mw:WikiLink" title="Communications satellite">communications satellite</a> in the form of an electrically powered airplane?