1 ene 1781 año - First idea of life on Mars
Descripción:
Observing Mars, Sir William Herschel noted that Mars had a "considerable but moderate atmosphere, so that its inhabitants probably enjoy a situation in many respects similar to ours" and advocated for the idea that Mars has its own seasons.
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fecha:
1 ene 1781 año
Ahora mismo
~ 243 years ago
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