On 29 March 1974 Mariner 10 became the first spacecraft to fly by Mercury, that saw a spacecraft for the first and last time in the 20th century.
Orbital launches
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January
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February
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March
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April
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May
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June
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July
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August
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September
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October
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November
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December
Suborbital launches
|colspan=8| January-March
|colspan=8| April-June |- |colspan=8| July-September
|colspan=8| October-December
Deep Space Rendezvous Date (GMT)SpacecraftEventRemarks5 February Mariner 10 Flyby of Venus Gravity assist; Closest approach: 10 February Mars 4 Flyby of Mars Closest approach: (orbiter mission)12 February Mars 5 Areocentric orbit injection9 March Mars 7 Lander missed mars by 12 March Mars 6 Lander lost a few seconds before anticipated landing29 March Mariner 10 1st flyby of Mercury Closest approach: 2 June Luna 22 Selenocentric orbit injection Photographic mission21 September Mariner 10 2nd flyby of Mercury Closest approach: 2 November Luna 23 Landed rough at Mare Crisium, the Moon Sample return mission3 December Pioneer 11 Flyby of Jupiter Gravity assist; Closest approach:
EVAs Start date/timeDurationEnd timeSpacecraftCrewRemarks3 February15:195 hours19 minutes20:38SkylabSLM-3Gerald P. CarrEdward GibsonRetrieved the final film from the solar observatory and photographed Kohoutek using an electronographic camera.
References
Footnotes