This intermediate spiral galaxy spans roughly 65,000 light-years—about half our own galaxy’s width, yet every bit as dynamic. At its core lurks a supermassive black hole weighing between 3 and 10 ...
When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: ESA/Hubble & NASA, A. Riess, D. Thilker, D. De Martin (ESA/Hubble), M. Zamani (ESA/Hubble ...
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