References in periodicals archive ?
The heavily instrumented Convair 990 jet had been used to study targets from Comet Kohoutek to terrestrial monsoons since the agency acquired it in 1973, and had photographed AMPTE's first artificial comet in December.
Enter A,PTE, the international suite of satellites (the Active Magnetospheric Particle Tracer Explorers) that made headlines two days after Christmas when it generated a cloud of barium ions in space to produce the first artificial comet (SN: 1/5/85, p.
Fortunately, Clear skies meant good viewing for the widespread observing teams (poor visibility had previously delayed the artificial comet experiment until the last possible day).