Astrophoto: Sagittarius Star Cloud by Alonzo Villarreal

Image credit: Alonzo Villarreal. Click to enlarge

Fraser Cain

Fraser Cain is the publisher of Universe Today. He's also the co-host of Astronomy Cast with Dr. Pamela Gay. Here's a link to my Mastodon account.

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Fraser Cain

19 years ago

Is the Universe a Fractal?

For decades cosmologists have wondered if the large-scale structure of the universe is a fractal:…

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A current mystery in astronomy is how supermassive black holes gained so much heft so…

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