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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).
Last on
Tue 10 Jul 2018
01:50GMT
BBC World Service except News Internet
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Broadcasts
- Sun 8 Jul 2018 18:50GMTBBC World Service except East and Southern Africa, News Internet & West and Central Africa
- Mon 9 Jul 2018 12:50GMTBBC World Service except News Internet
- Tue 10 Jul 2018 01:50GMTBBC World Service except News Internet
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