Shields up! Scientists tweak design of Alpha Centauri probes to minimize damage https://t.co/9f2YTbn2Ci https://t.co/O0enXRPhXx

Shields up! Scientists tweak design of Alpha Centauri probes to minimize damage https://t.co/9f2YTbn2Ci https://t.co/O0enXRPhXx

— iPhoneMaster13 (@iPhoneMaster13) August 27, 2016

from Twitter https://twitter.com/iPhoneMaster13

August 27, 2016 at 06:56PM
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