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50th anniversary: NASA's Mariner 10 became the first space probe to make a flyby of Mercury

Fri, March 29, 2024

3 yr ago

Source

In 1974, NASA's Mariner 10 became the first space probe to make a flyby of Mercury.

Also on Mar 29, 2024

Source, method and history
Source
Wikipedia
How we know
Wikipedia "On this day" selected anniversary, 50 years (1974 to 2024).
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annual
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None recorded.