Exoplanet stepping stones

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New observations of a young gas giant demonstrate the power of a ground-based method for searching for signatures of life.
via Science Daily
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Scientists discover new 'pinwheel' star system

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An international team of scientists has discovered a new, massive star system -- one that also challenges existing theories of how large stars eventually die.   
via Science Daily
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Mars moon got its grooves from rolling stones

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Computer models shine a light on the origin of the Mars moon Phobos' distinctive grooves.
via Science Daily
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