Corrections and Clarifications


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Science  08 Aug 1986:
Vol. 233, Issue 4764, pp. 611
DOI: 10.1126/science.233.4764.611-a


The Voyager 2 spacecraft is powered by radioisotope thermoclectric generators. A decrease in output by this power source, not solar batteries (This Week in Science, 4 July, p. 7), may at some future time bring an end to the effective operation of the Voyager 2 spacecraft.