Soyuz T-9
Space mission
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Soyuz T-9 was the 4th expedition to Salyut 7 following the failed docking of Soyuz T-8. It returned lab experiments to Earth. The next mission, Soyuz 7K-ST No.16L, had exploded and thus failed to launch. Wikipedia
Dates: Jun 27, 1983 – Nov 23, 1983
Launch mass: 6,850 kg (15,100 lb)
Mission duration: 149 days 10 hours 45 minutes