\<COLOUR 1> SIZE: \<COLOUR 0> Spheroid, 74 cm long, 66 cm diameter
\<COLOUR 1> WEIGHT: \<COLOUR 0> 64 kg
\<COLOUR 1> COUNTRY: \<COLOUR 0> USA
\<COLOUR 1> COMMENTS: \<COLOUR 0> First of the Geophysical Explorer series; provides further information about the Van Allen radiation belts and micrometeoroids.