Research Review By:
Noble, Alan Felton, North Somerset, United Kingdom.
- Roziere principle
- Communications and navigation
- Additional Readings
The first crewless circumnavigation of the globe was achieved by one of the 280 balloons flown around the Southern Hemisphere by the U.S. National Center for Atmospheric Research (NCAR) during 1966 as part of its GHOST project. Many of the lighter-than-air craft involved in this experiment, and the later EOLE and TWERLE crewless balloon projects, are known to have achieved multiple orbits. The record is probably held by a balloon designated GHOST 79R that was tracked making eight complete circumnavigations.
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