Abstract: On 20 May NASA launched Pioneer Venus Orbiter, the first of a pair of unmanned craft designed to make a detailed scientific study of Venus. The second craft, Pioneer Venus Probe, will be launched in late summer/early autumn but due to its faster journey will arrive at Venus in December only a few days after Orbiter.
Publication Year: 1978
Publication Date: 1978-07-01
Language: en
Type: article
Indexed In: ['crossref']
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