Astonishingly beautiful. And to think that this object's size is comparable to a return trip between here and Proxima Centauri is absolutely mind-blowing. On the astronomical scale, this bubble is practically next door; our universe is indeed an unfathomably huge place!
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Yeah, after a while in astronomy, 7 thousand light years is a tiny distance away from us and only 7 light years in diameter is just a walk to the end of the street & back.
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William Herschel in 1787, a British
#astronomer. It’s located 7,100 light-years from#Earth in the constellation Cassiopeia & is 7 light-years in diameter, which is nearly the distance of a return trip to the nearest star to the#Sun Proxima Centauri. 2/2#NASA#ESAPrikaži ovu nitHvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi
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