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(ANSA) – WASHINGTON, 11 MAG – Un pianeta mancato sopravvissuto quasi intatto sin dagli albori della nascita del sistema solare, ancor prima della Terra: l’asteroide Vesta racconta il suo ‘difficile’ passato. La gran mole di dati raccolti dalla sonda Dawn grazie anche al suo occhio italiano Vir ha permesso di ricostruire la sua storia a cui la rivista Science dedica ampio spazio. “Vesta rappresenta un embrione congelato di pianeta”, ha spiegato Maria Cristina De Sanctis, dell’Istituto Nazionale di Astrofisica.
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