That's no ordinary bathtub ring. Those tiny blue sparkles are young star clusters and bursts of new star formation popping off like slow-mo firecrackers inside the galaxy NGC 3081.
Astro Bob blog: Hubble sees resonant ring of glittery clusters around supermassive black hole
That's no ordinary bathtub ring. Those tiny blue sparkles are young star clusters and bursts of new star formation popping off like slow-mo firecrackers inside the galaxy NGC 3081.
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