Two solar panel wings, each 739 mm wide by 1537 mm long, extended from opposite edges of the base with a full span of 4.6 m, and a pointable high gain dish antenna was hinge mounted at one of the corners of the base away from the solar panels.
Possedeva due pannelli solari con un'apertura totale di 4,6 m ed un'antenna parabolica ad alto guadagno montata tramite cerniere ad un angolo della base, lontana dai pannelli solari.