NASA launched the last space probe in the Mariner Program, Mariner 10.
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After a four-month journey, the Venera 14 spacecraft landed on Venus.
The TIROS satellite transmitted the first-ever TV picture from space.
NASA launched its Mariner 7 space probe from Cape Canaveral atop an Atlas-Centaur rocket.
The European Space Agency integrated its SMART-1 spacecraft with its dedicated launching rocket.
NASA's Apollo 10 mission returned to earth after successfully testing all possible elements of a Moon landing.
