USRA Headquarters moves from Houston to Columbia, Maryland.
The Institute's name is changed from Lunar Science Institute to Lunar and Planetary Institute.
The Caribbean Plate Workshop, focusing on the western Caribbean, explores such geological issues as plate tectonics and volcanology. The workshop generates a three-year study project focusing on geodynamics and volcanology.
The Workshop on Mars brings together Viking researchers to discuss igneous petrology and weathering processes on the Red Planet
The U.S. Pioneer Venus Orbiter launches.
At the Workshop on Experimental Approaches to Comets, researchers discuss observational and modeling techniques and the Comet Rendezvous mission.
At the Workshop on How to Explore for Lunar Resources, representatives from government, universities, and industry discuss concepts of lunar resource utilization, particularly in situ instrument needs.
Venera 12 enters the Venus atmosphere and lands on the surface.