International Space Station Power Upgrades Nearly Finished After Spacewalk
NASA executed its third spacewalk in a mission to replace old batteries on the International Space Station. Launched in 2017, the mission aimed to replace 48 power units. A fourth spacewalk is...
from NDTV Gadgets - Latest https://bit.ly/2Cn8wpX
from NDTV Gadgets - Latest https://bit.ly/2Cn8wpX
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