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Comets

luciuscato (50)adminin Universe • 4 years ago

Comets are leftovers from the creation of our solar system about 4.5 billion years ago – they consist of sand, ice and carbon dioxide.

Sourse https://www.natgeokids.com/uk/discover/science/space/ten-facts-about-space/

#universe #comets #year #solar #system
4 years ago in Universe by luciuscato (50)admin
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