Evidence against water delivery by impacts within 10 million years of planetesimal formationOPEN ACCESS 

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B.G. Rider-Stokes, A. Stephant, M. Anand, I.A. Franchi, X. Zhao, L.F. White, A. Yamaguchi, R.C. Greenwood, S.L. Jackson Earth and Planetary Science LettersVolume 642, 15 September 2024, 118860 LINK (OPEN ACCESS) “Highlights “The quenched (rapidly-cooled)…

Ejecta from the DART-produced active asteroid DimorphosOPEN ACCESS 

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Jian-Yang Li, Masatoshi Hirabayashi,Tony L. Farnham, Jessica M. Sunshine, Matthew M. Knight, Gonzalo Tancredi, Fernando Moreno, Brian Murphy, Cyrielle Opitom, Steve Chesley, Daniel J. Scheeres, Cristina A. Thomas, Eugene G. Fahnestock, Andrew F. Cheng, Linda…

Ar-Ar and U-Pb ages of Chelyabinsk and a re-evaluation of its impact chronology

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Sky P. Beard, Timothy D. Swindle, Thomas J. Lapen, David A. Kring MAPS, Version of Record online: 01 December 2022 LINK “The LL5 chondrite Chelyabinsk has had numerous isotopic studies since its fall in 2013….

A new method for dating impact events – thermal dependency on nanoscale Pb mobility in monazite shock twins

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Denis Fougerouse, Aaron J. Cavosie, Timmons Erickson, Steven M. Reddy, Morgan A. Cox, David Saxey, William Rickard, Michael T.D. Wingate Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 3 September 2021 LINK “To test…

Elucidation of impact event recorded in the lherzolitic shergottite NWA 7397

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Masashi Yoshida, Masaaki Miyahara, Hiroki Suga, Akira Yamaguchi, Naotaka Tomioka, Takeshi Sakai, Hiroaki Ohfuji, Fumiya Maeda, Itaru Ohira, Eiji Ohtani, Seiji Kamada, Takuji Ohigashi, Yuichi Inagaki, Yu Kodama, Naohisa Hirao Meteoritics & Planetary ScienceVersion of…

Timescales of impact melt sheet crystallization and the precise age of the Morokweng impact structure, South AfricaOPEN ACCESS 

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Gavin G. Kenny, Claire O. Harrigan, Mark D.Schmitz, James L. Crowley, Corey J. Wall, Marco A.G. Andreoli, Roger L. Gibson, Wolfgang D. Maier Earth and Planetary Science LettersVolume 567, 1 August 2021 LINK (OPEN ACCESS)…

Change in the Earth–Moon impactor population at about 3.5 billion years ago

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Minggang Xie, Zhiyong Xiao, Luyuan Xu, Wenzhe Fa & Aoao Xu Nature Astronomy (2020), Published: 09 November 2020 LINK “The bombardment of impactors (leftover planetesimals, asteroids and comets) created numerous impact craters on the Moon….

Bombardment history of Asteroid 4 Vesta recorded by brecciated eucrites: Large impact event clusters at 4.50 Ga and discreet bombardment until 3.47 Ga

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Trudi Kennedy, Fred Jourdan, Ela Eroglu, Celia Mayers Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 27 June 2019 LINK “The thermal/impact histories of sixteen eucrite meteorites were investigated: three monomict eucrites (NWA…

Asteroid impact effects on Snowball EarthOPEN ACCESS 

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Christian Koeberl, Boris A. Ivanov Meteoritics & Planetary Science First Published: 9 June 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Several Snowball Earth periods, in which the Earth has been (almost) totally glaciated, are known…

High-pressure minerals in shocked meteorites.

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Tomioka, N. and Miyahara, M. Meteoritics & Planetary Science. doi: 10.1111/maps.12902 LINK “Heavily shocked meteorites contain various types of high-pressure polymorphs of major minerals (olivine, pyroxene, feldspar, and quartz) and accessory minerals (chromite and Ca…

Mesoscale Modeling of Impact Compaction of Primitive Solar System Solids

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Thomas M Davison, Gareth S Collins, Philip A Bland Accepted for publication in ApJ (Submitted on 1 Mar 2016) PDF (open access) abstract “We have developed a method for simulating the mesoscale compaction of early…

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