Astronauts complete 3rd spacewalk in 2 weeks
/International Space Station Expedition 53 astronauts Randy Bresnik and Joe Acaba stepped outside for the third spacewalk this month dedicated toward outpost maintenance activities.
U.S. Extravehicular activity 46 lasted 6 hours, 49 minutes. It started at 7:47 a.m. EDT (11:47 GMT) on Oct. 20, 2017, once the NASA duo switched their spacesuits to battery power.
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