A tale of clusters: No resolvable periodicity in the terrestrial impact cratering recordOPEN ACCESS 

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Matthias M. M. Meier, Sanna Holm-Alwmark MNRAS (2017) stx211. DOI:https://doi.org/10.1093/mnras/stx211 Published: 25 January 2017 PDF (OPEN ACCESS) (updated: 1 Feb) LINK “Rampino & Caldeira (2015) carry out a circular spectral analysis (CSA) of the terrestrial…

Ruthenium isotopic evidence for an inner Solar System origin of the late veneer

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Mario Fischer-Gödde & Thorsten Kleine Nature 541, 525–527 doi:10.1038/nature 21045 Published online: 25 January 2017 LINK “The excess of highly siderophile elements in the Earth’s mantle is thought to reflect the addition of primitive meteoritic…

The isotopic nature of the Earth’s accreting material through time

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Nicolas Dauphas Nature 541, 521–524 (25 January 2017) doi:10.1038/nature20830 Published online: 25 January 2017 LINK “The Earth formed by accretion of Moon- to Mars-size embryos coming from various heliocentric distances. The isotopic nature of these…

Diffusion of Oxygen Isotopes in Thermally Evolving Planetesimals and Size Ranges of Presolar Silicate GrainsOPEN ACCESS 

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S. Wakita, T. Nozawa, Y. Hasegawa accepted for publication in ApJ PDF (OPEN ACCESS) Update (13 February 2017): LINK “Presolar grains are small particles found in meteorites through their isotopic compositions which are considerably different…

Different origins or different evolutions? Decoding the spectral diversity among C-type asteroidsOPEN ACCESS 

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P. Vernazza, J. Castillo-Rogez, P. Beck, J. Emery, R. Brunetto, M. Delbo, M. Marsset, F. Marchis, O. Groussin, B. Zanda, P. Lamy, L. Jorda, O. Mousis, A. Delsanti, Z. Djouadi, Z. Dionnet, F. Borondics, B….

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