One in five Milky Way stars hosts potentially life-friendly Earths, study says

One in five Milky Way stars hosts potentially life-friendly Earths, study says

One in five Milky Way stars hosts potentially life-friendly Earths, study says

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One in five Milky Way stars hosts potentially life-friendly Earths, study says

One in five Milky Way stars hosts potentially life-friendly Earths, study says
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