Entenda o fenômeno que vai virar filme da Nasa

Foto: NASA/Aubrey Gemignani

Um eclipse solar total se aproxima da Terra...

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E a Nasa quer fazer um "mega filme" usando imagens dele...

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Enquanto segue todo seu percurso pelo México e Estados Unidos.

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Mas você sabe o que é um eclipse solar total?

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Um eclipse solar total acontece quando a Lua fica entre o Sol e a Terra...

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E, durante o fenômeno, a Lua parece exatamente do tamanho do Sol.

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Porém, isso é apenas ilusão!

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Na realidade...

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O Sol é 400 vezes mais largo do que a Lua!

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Mas também está 400 vezes mais distante!

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Então ambos cobrem o mesmo espaço, vendo da Terra.

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