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Mars

Although Mars is a small planet – its radius is just a little over half of Earth's – we now know that it boasts scenery on a scale that makes Mount Everest and the Grand Canyon seem unimpressive by comparison.

Mars

(English) How to survive confinement – tips from a ‘marsonaut’

Ci spiace, ma questo articolo è disponibile soltanto in Inglese Americano.

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