Image credit: The Hydrogen Epoch of Reionization Array (HERA), via http://reionization.org/.

What is the most astounding fact about the Universe?

That our atoms come from stars? You’ve got to think bigger than that!

Ethan Siegel
Starts With A Bang!
6 min readApr 14, 2016

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“The older people that one admires seem to be fearless. They go right out into the world. It’s astounding. Maybe they can’t see or they can’t hear, but they walk out into the street and take life as it comes. They’re models of courage, in a strange way.” –James Hillman

Back in 2008, Time Magazine interviewed Neil de Grasse Tyson, and asked him, “What is the most astounding fact you can share with us about the Universe?His answer was indeed a very good, true, and astounding fact about the Universe: that all the complex atoms that make up everything we know owe their origins to ancient, exploded stars, dating back billions of years. It’s a great fact, and it’s definitely on the short list of the most remarkable things we’ve learned about the Universe.

Image credit: NASA, ESA, HEIC, Hubble Heritage Team (STScI/AURA).

But if I were to choose the single most astounding fact about the Universe, I’d want you to consider something else: something far more fundamental and profound. Consider that the Universe — with everything in it the way it is — didn’t have to be this way. It didn’t have to…

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Ethan Siegel
Starts With A Bang!

The Universe is: Expanding, cooling, and dark. It starts with a bang! #Cosmology Science writer, astrophysicist, science communicator & NASA columnist.