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Are There More Stars Than Grains of Beach Sand?

The astronomer Carl Sagan famously said that there were more stars in our Universe than grains of sand on the Earth’s beaches. More or Less tries to count the nearly uncountable.

The astronomer, Carl Sagan, famously said that there were more stars in our Universe than grains of sand on the Earth’s beaches. But was it actually true? More or Less tries to count the nearly uncountable. Content warning: This episode includes gigantically large numbers.

(Photo: The barred spiral galaxy M83. Credit: Nasa).

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9 minutes

Last on

Tue 10 Jul 2018 01:50GMT

Broadcasts

  • Sun 8 Jul 2018 18:50GMT
  • Mon 9 Jul 2018 12:50GMT
  • Tue 10 Jul 2018 01:50GMT

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