RT @sciam: “Tabby's Star” began darkening again this week, and astronomers rushed to catch it in the act… https://t.co/zC0EBkEFks

“Tabby's Star” began darkening again this week, and astronomers rushed to catch it in the act https://t.co/LvoMlk9xw3 http://pic.twitter.com/atgEaciqZW

— Scientific American (@sciam) May 25, 2017

from Twitter https://twitter.com/iPhoneMaster13

May 25, 2017 at 01:16AM
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