Astronomer tells Wikinews about discovery of closest black hole known so far - Wikinews, the free news source. #Astronomy #science https://t.co/8z5xzHrWip
— Yusra Salim | يُسرى بِنْت سالم (@Shulab) May 23, 2020
from Twitter https://twitter.com/Shulab
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