Mars is a small rocky body once thought to be very Earthlike. Mars is a constant point of discussion for space explorers around the world. We've sent dozens of spacecraft there to study it. Some want to land astronauts on it. The planet is just far away to make that dream difficult, but just close enough to spark our imagination.

What is Mars micro-learning cards
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What is Mars

North Polar Basin (Mars)

North Polar Basin (Mars)

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