Oldest confirmed extrasolar event recorded in human history, China, 49BCE: a nova near Messier 22 center [1024 × 574] via /r/spaceporn http://bit.ly/2Wg0tjC
via Tumblr http://bit.ly/2WcCj9K
Oldest confirmed extrasolar event recorded in human history, China, 49BCE: a nova near Messier 22 center [1024 × 574] via /r/spaceporn http://bit.ly/2Wg0tjC
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