Soyuz 4
苏联航天计划 · 联盟号 · 31/6 号发射台
任务简介
联盟4号任务于1969年1月14日07:30:00 UTC发射升空，搭载指令长弗拉基米尔·沙塔洛夫、飞行工程师阿列克谢·叶利谢耶夫和研究工程师叶夫根尼·赫鲁诺夫进入轨道。两天后，任务实现了首次两艘载人飞船的对接，联盟4号与联盟5号飞船成功对接。由于当时尚未开发出连接通道，两名宇航员必须通过太空行走从一艘飞船转移到另一艘。 任务于1969年1月17日06:50:47 UTC安全返回地球，成功着陆。
原文
Soyuz 4 mission started with the launch on January 14, 1969, 07:30:00 UTC, carrying Commander Vladimir Shatalov, Flight Engineer Aleksei Yeliseyev and Research Engineer Yevgeny Khrunov into orbit. Two days later mission achieved the first ever docking of two crewed spacecrafts, having Soyuz 4 docked with Soyuz 5 spacecraft. Since no connecting tunel had been developed yet, the two cosmonauts had to spacewalk from one vehicle to another. The mission concluded with a safe landing back on Earth on January 17, 1969, 06:50:47 UTC.
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