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Hidden in plain sight: how an invisible ring in the sky uncovered a past cosmic collision

Our understanding of the universe relies on what we see and what we make of it. For millennia, humans studied the cosmos based on what our eyes can see. Yet, the colors and light our eyes pick up make up only a small sampling of... click to read more

Keri Hoadley | Assistant Professor at California Institute of Technology, University of Iowa, Iowa, USA

universe

NASA

nebula

blue ring nebula

Reading time 3.5 min

published on Sep 8, 2021

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