Are there more stars out there than grains of sand on Earth?

How Many Stars Are There? Be Smart

Premiered March 23, 2015
How Many Stars Are There?

How many stars are there in the universe? Are there more stars out there than grains of sand on Earth? Thanks to advanced space telescopes, we’ve been able to peer farther into deep time and the distant universe than we ever thought possible, and we might finally be able to answer these mind-boggling questions.

About the Program

Be Smart

Join Joe Hanson as he explores curiosity and illuminates the science behind… well, everything.

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