THE PLANETARY REPORT, a publication of the Planetary Society. 9 issues: Vol. VI, No. 3 (May/June 1986) through Vol. VII, No. 6 (Nov./Dec. 1987). Cover stories include The Nucleus of Halley's Comet, Viking: The Tenth Anniversary, Venus by Radar, Exploring Venus, Halley's Comet Wrap-up, Exploring Mars, Venus, Dust Jets of Halley's Comet, and Life in the Universe. Many other interesting articles. All complete and in excellent condition.
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