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Exoplanet Science 2.0

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Mars craters

Impact craters and atmospheric history on Mars provide information on how terrestrial planets form and evolve.

Credit: NASA/JPL/Univ. Arizona

It is more than two decades since we learnt that the Universe is awash with other worlds. Since 1992, more than 3,500 exoplanets have been discovered orbiting stars other than our Sun.

From Nature
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