All the upper stages of Juno II, including the gold cone, had been gyrostabilized by spinning at 400 r.p.m. This rapid motion would have kept the moonspotter from operating, so an ingenious system ...

CAPE CANAVERAL, Fla., March 3--A roaring Juno II rocket was launched early this morning carrying Pioneer IV, a potential sun planet. The goal of Army scientists was to hurl a 13-pound gold-plated ...