Highly reduced accretion of the Earth by large impactors? Evidence from elemental partitioning between sulfide liquids and silicate melts at highly reduced conditions
E.S.Steenstraa, E.Kelderman, E. Kelderman, J. Berndt, S. Klemme, E.S.Bullock, W. van Westrenen Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 11 July 2020 LINK “The Earth may have formed at very reducing conditions through…
A long-lived magma ocean on a young MoonOPEN ACCESS
M. Maurice, N. Tosi, S. Schwinger, D. Breuer, T. Kleine Science Advances, 10 July 2020:Vol. 6, no. 28, eaba8949DOI: 10.1126/sciadv.aba8949 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “A giant impact onto Earth led to the formation of…
Identification of chondritic krypton and xenon in Yellowstone gases and the timing of terrestrial volatile accretionOPEN ACCESS
Michael W. Broadley, Peter H. Barry, David V. Bekaert, David J. Byrne, Antonio Caracausi, Christopher J. Ballentine, and Bernard Marty PNAS, first published June 8, 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Identifying the origin of…
Impact-induced amino acid formation on Hadean Earth and Noachian MarsOPEN ACCESS
Yuto Takeuchi, Yoshihiro Furukawa, Takamichi Kobayashi, Toshimori Sekine, Naoki Terada & Takeshi Kakegawa Scientific Reports 10 , 1–7 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Abiotic synthesis of biomolecules is an essential step for the chemical origin…
Hydrous olivine alteration on Mars and Earth
Zoltán Váci, Carl B. Agee, Christopher D. K. Herd, Erin Walton, Oliver Tschauner, Karen Ziegler, Vitali B. Prakapenka, Eran Greenberg, Sylvia Monique‐Thomas Meteoritics & Planetary ScienceVersion of Record online:21 May 2020 LINK “Hydrous alteration of…
Solar system Nd isotope heterogeneity: Insights into nucleosynthetic components and protoplanetary disk evolution
Nikitha Susan Saji, Daniel Wielandt, Jesper Christian Holst, Martin Bizzarro Geochimica et Cosmochimica Acta LINK “High-precision Nd isotope measurements of a diverse set of solar system materials including bulk chondrites and achondrites reveal that their…
The Non-carbonaceous–Carbonaceous Meteorite DichotomyOPEN ACCESS
T. Kleine, G. Budde, C. Burkhardt, T. S. Kruijer, E. A. Worsham, A. Morbidelli & F. Nimmo Space Science Reviews, Volume 216, Article number: 55 (2020) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The isotopic dichotomy between…
Dynamic evolution of major element chemistry in protoplanetary disks and its implications for chondrite formationOPEN ACCESS
Yoshinori Miyazaki, Jun Korenaga PDF (OPEN ACCESS) “Chondrites are the likely building blocks of Earth, and identifying the group of chondrite that best represents Earth is a key to resolving the state of the early…
The origin and fate of volatile elements on Earth revisited in light of noble gas data obtained from comet 67P/Churyumov-GerasimenkoOPEN ACCESS
David V. Bekaert, Michael W. Broadley & Bernard Marty Scientific Reports, Volume 10, Article number: 5796 (2020) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The origin of terrestrial volatiles remains one of the most puzzling questions…
Supply of phosphate to early Earth by photogeochemistry after meteoritic weathering
Dougal J. Ritson, Stephen J. Mojzsis & John. D. Sutherland Nature Geoscience (2020) Published: 23 March 2020 LINK “During terrestrial differentiation, the relatively small amount of phosphorus that migrated to the lithosphere was incorporated into…
Subsolar Al/Si and Mg/Si ratios of non-carbonaceous chondrites reveal planetesimal formation during early condensation in the protoplanetary diskOPEN ACCESS
A. Morbidelli, G. Libourel, H. Palme, S.A. Jacobson, D.C. Rubie Accepted for publication in EPSL PDF (OPEN ACCESS) “The Al/Si and Mg/Si ratios in non-carbonaceous chondrites are lower than the solar (i.e., CI-chondritic) values, in…
Ruthenium isotope vestige of Earth’s pre-late-veneer mantle preserved in Archaean rocks
Mario Fischer-Gödde, Bo-Magnus Elfers, Carsten Münker, Kristoffer Szilas, Wolfgang D. Maier, Nils Messling, Tomoaki Morishita, Martin Van Kranendonk & Hugh Smithies Nature, Volume 579, pages 240–244 (2020) Published: 11 March 2020 LINK “The accretion of…
Distinct oxygen isotope compositions of the Earth and Moon
Erick J. Cano, Zachary D. Sharp & Charles K. Shearer Nature Geoscience (2020) LINK “The virtually identical oxygen isotope compositions of the Earth and Moon revealed by Apollo return samples have been a challenging constraint…
Accretion of the Earth—Missing Components?OPEN ACCESS
K. Mezger, M. Schönbächler & A. Bouvier Space Science Reviews, Volume 216, Article number: 27 (2020) Published: 04 March 2020 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Primitive meteorites preserve the chemical and isotopic composition of…
Volatile element chemistry during accretion of the earth
Bruce Fegley Jr, Katharina Lodders, Nathan S.Jacobson Geochemistry Review LINK “We review some issues relevant to volatile element chemistry during accretion of the Earth with an emphasis on historical development of ideas during the past…
Iron isotope evidence for very rapid accretion and differentiation of the proto-EarthOPEN ACCESS
Martin Schiller, Martin Bizzarro, and Julien Siebert Science Advances 12 Feb 2020: Vol. 6, no. 7, eaay7604 DOI: 10.1126/sciadv.aay7604 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Nucleosynthetic isotope variability among solar system objects provides insights into…
Si-Mg isotopes in enstatite chondrites and accretion of reduced planetary bodiesOPEN ACCESS
Jinia Sikdar & Vinai K. Rai Scientific Reports 10 , 1–12 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Among the primitive meteorite classes, Enstatite Chondrites (EC) are believed to share a common origin with the Earth…
D/H Ratio in the Interiors of Rocky Protoplanets Accreting in the Solar Nebula
Hiroaki Saito and Kiyoshi Kuramoto Astrophysical Journal, Published 2020 January 23 LINK “The deuterium/hydrogen (D/H) ratio of primordial water partitioned into a planetary interior seems to be different on Earth and Mars. Water from volcanic…
Atmospheric CO2 levels from 2.7 billion years ago inferred from micrometeorite oxidationOPEN ACCESS
O. R. Lehmer, D. C. Catling, R. Buick, D. E. Brownlee and S. Newport Science Advances 22 Jan 2020: Vol. 6, no. 4, eaay4644 DOI: 10.1126/sciadv.aay4644 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Earth’s atmospheric composition…
Heterogeneous accretion of Earth inferred from Mo-Ru isotope systematicsOPEN ACCESS
Timo Hopp, Gerrit Budde, Thorsten Kleine Earth and Planetary Science Letters (17 January 2020) PDF (OPEN ACCESS) LINK (OPEN ACCESS) “The Mo and Ru isotopic compositions of meteorites and the bulk silicate Earth (BSE) hold…
Origin of Earth’s water: sources and constraintsOPEN ACCESS
Karen Meech, Sean N. Raymond Review; Chapter to appear in Planetary Astrobiology PDF (OPEN ACCESS) “We review the state of knowledge on the origin of Earth’s water. Empirical constraints come from chemical and isotopic measurements…
A Unified Model for Hydrogen in the Earth and Moon: No one expects the Theia ContributionOPEN ACCESS
Steven J. Desch, Katharine L. Robinson Geochemistry In Press, Corrected Proof , Available online 22 October 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The Moon is thought to have formed after a planetary embryo, known…
An extraterrestrial trigger for the mid-Ordovician ice age: Dust from the breakup of the L-chondrite parent bodyOPEN ACCESS
Birger Schmitz, Kenneth A. Farley, Steven Goderis, Philipp R. Heck, Stig M. Bergström, Samuele Boschi, Philippe Claeys, Vinciane Debaille, Andrei Dronov, Matthias van Ginneken, David A.T. Harper, Faisal Iqbal, Johan Friberg, Shiyong Liao, Ellinor Martin,…
The origin of unequilibrated EH chondrites – constraints from in-situ analysis of Si isotopes, major and trace elements in silicates and metal
Yogita Kadlag, Michael Tatzel, Daniel A. Frick, Harry Becker Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 16 September 2019 LINK “Various lines of evidence suggest that material isotopically similar to enstatite chondrites…
Selenium isotopes as tracers of a late volatile contribution to Earth from the outer Solar System
María Isabel Varas-Reus, Stephan König, Aierken Yierpan, Jean-Pierre Lorand & Ronny Schoenberg Nature Geoscience, 1–4, Published: 12 August 2019 LINK “The origin of Earth’s volatiles has been attributed to a late addition of meteoritic material…
The chlorine isotopic composition of the Moon: Insights from melt inclusionsOPEN ACCESS
Alice Stephant, Mahesh Anand, Xuchao Zhao, Queenie H.S. Chan, Magali Bonifacie, Ian A. Franchia Earth and Planetary Science Letters Volume 523, 1 October 2019, 115715 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • Cl isotopic…
Potassium isotopic compositions of enstatite meteoritesOPEN ACCESS
Chen Zhao, Katharina Lodders, Hannah Bloom, Heng Chen, Zhen Tian, Piers Koefoed, Mária K. Pető, Kun Wang (王昆) Meteoritics & Planetary Science First Published: 21 July 2019 LINK Update (20 February 2020): PDF (OPEN ACCESS)…
Formation and delivery of complex organic molecules to the Solar System and early EarthOPEN ACCESS
Sun Kwok to be published as Chapter 4.2 in Handbook of Astrobiology, Vera Kolb (ed.), CRC Press, p. 165 PDF (OPEN ACCESS) “The late stages of stellar evolution from asymptotic giant branch stars to planetary…
Atmospheric entry heating of micrometeorites at Earth and Mars: Implications for the survival of organics
Aaron P. Wilson, Matthew J. Genge, Agata M. Krzesińska, Andrew G. Tomkins Meteoritics & Planetary Science First Published: 15 July 2019 LINK “The atmospheric entry heating of micrometeorites (MMs) can significantly alter their pre‐existing mineralogy,…
Bulk chondrite variability in mass independent magnesium isotope compositions – Implications for initial solar system 26Al/27Al and the timing of terrestrial accretion
Tu-Han Luu, Remco C. Hin, Christopher D. Coath, Tim Elliott Earth and Planetary Science Letters Volume 522, 15 September 2019, Pages 166-175 LINK “Highlights • Bulk chondrites Al–Mg isotope analyses define a canonical isochron. •…
Asteroid impact effects on Snowball EarthOPEN ACCESS
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…
Earth’s volatile element depletion pattern inherited from a carbonaceous chondrite-like source
Ninja Braukmüller, Frank Wombacher, Claudia Funk & Carsten Münker Nature Geoscience, 1–5 LINK Supplementary information (PDF) “Earth’s volatile element abundances (for example, sulfur, zinc, indium and lead) provide constraints on fundamental processes, such as planetary…
Significance of High Field Strength and Rare Earth Element Distributions in Deciphering the Evolution of the Inner Solar System
Kent C. Condie, Charles K. Shearer Geochimica et Cosmochimica Acta Available online 28 May 2019 LINK “Major processes affecting high field strength (HFSE) and rare earth (REE) element ratios in planetary basalts are degree of…
Molybdenum isotopic evidence for the late accretion of outer Solar System material to Earth
Gerrit Budde, Christoph Burkhardt & Thorsten Kleine Nature Astronomy, 1–6 LINK “Earth grew through collisions with Moon-sized to Mars-sized planetary embryos from the inner Solar System, but it also accreted material from greater heliocentric distances…
Molybdenum Isotopic Evidence for an Outer Solar System Origin of the Moon-Forming Impactor
G. Budde, C. Burkhardt, T. Kleine 50th Lunar and Planetary Science Conference (2019), Abstract #2349 PDF abstract
Terrestrial-like zircon in a clast from an Apollo 14 breccia
J.J. Bellucci, A.A. Nemchin, M. Grange, K.L. Robinson, G. Collins, M.J. Whitehouse, J.F. Snape, M.D. Norman, D.A. Kring Earth and Planetary Science Letters Volume 510, 15 March 2019, Pages 173-185 LINK “Highlights • Unique felsite…
Delivery of carbon, nitrogen, and sulfur to the silicate Earth by a giant impactOPEN ACCESS
Damanveer S. Grewal, Rajdeep Dasgupta, Chenguang Sun, Kyusei Tsuno and Gelu Costin Science Advances 23 Jan 2019: Vol. 5, no. 1, eaau3669 DOI: 10.1126/sciadv.aau3669 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Earth’s status as the only…
Volatile element depletion of the Moon—The roles of precursors, post-impact disk dynamics, and core formationOPEN ACCESS
K. Righter Science Advances 23 Jan 2019: Vol. 5, no. 1, eaau7658 DOI: 10.1126/sciadv.aau7658 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The compositional and isotopic similarity of Earth’s primitive upper mantle (PUM) and the Moon supports…
On the principle building blocks of Mars and Earth
Christian Liebske, Amir Khan IcarusAvailable online 20 January 2019 LINK “Highlights • Stochastic mixing of chondrites and achondrites to reconcile isotopic signatures for Mars and Earth indicate highly non-unique solution spaces • Complementary geophysical and…
Earth and Moon impact flux increased at the end of the Paleozoic
Sara Mazrouei, Rebecca R. Ghent, William F. Bottke, Alex H. Parker, Thomas M. Gernon Science 18 Jan 2019:Vol. 363, Issue 6424, pp. 253-257DOI: 10.1126/science.aar4058 LINK “The terrestrial impact crater record is commonly assumed to be…
Chemically defining the building blocks of the EarthOPEN ACCESS
Takashi Yoshizaki, William F. McDonough, Richard D. Ash, Tetsuya Yokoyama, Marc D. Lipella PDF (OPEN ACCESS) “Chondrites are undifferentiated sediments of material left over from the earliest solar system and are widely considered as representatives…
The Volatility Trend of Protosolar and Terrestrial Elemental AbundancesOPEN ACCESS
Haiyang S. Wang, Charles H. Lineweaver, Trevor R. Ireland PDF (OPEN ACCESS) White paper submitted for community feedback. Feedback is collected at this URL. Update (15 March 2019): replaced and accepted for publication in Icarus….
Nucleosynthetic vanadium isotope heterogeneity of the early solar system recorded in chondritic meteoritesOPEN ACCESS
Sune G. Nielsen, Maureen Auro, Kevin Righter, David Davis, Julie Prytulak, Fei Wu, Jeremy D. Owens Earth and Planetary Science Letters Volume 505, 1 January 2019, Pages 131-140 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights…
Jupiter’s influence on the building blocks of Mars and EarthOPEN ACCESS
R. Brasser, N. Dauphas, S. J. Mojzsis Accepted for publication in GRL PDF (OPEN ACCESS) Radiometric dating indicates that Mars accreted in the first ~4 Myr of solar system formation, which coincides with the formation…
Oxygen isotopic evidence for accretion of Earth’s water before a high-energy Moon-forming giant impactOPEN ACCESS
By Richard C. Greenwood, Jean-Alix Barrat, Martin F. Miller, Mahesh Anand, Nicolas Dauphas, Ian A. Franchi, Patrick Sillard, Natalie A. Starkey Science Advances 28 Mar 2018: Vol. 4, no. 3, eaao5928 DOI: 10.1126/sciadv.aao5928 LINK (OPEN…
Isotopic evolution of the protoplanetary disk and the building blocks of Earth and the Moon
Martin Schiller, Martin Bizzarro & Vera Assis Fernandes Nature volume 555, pages 507–510 (22 March 2018) doi:10.1038/nature25990 LINK “Nucleosynthetic isotope variability among Solar System objects is often used to probe the genetic relationship between meteorite…
Enstatite chondrites EL3 as building blocks for the Earth: The debate over the 146Sm–142Nd systematics
M. Boyet, A. Bouvier, P. Frossard, T. Hammouda, M. Garçon, A. Gannoun Earth and Planetary Science Letters Volume 488, 15 April 2018, Pages 68–78 LINK “Highlights • Here we present the first high precision Nd…
Heterogeneous delivery of silicate and metal to the Earth by large planetesimalsOPEN ACCESS
S. Marchi, R. M. Canup & R. J. Walker Nature Geoscience (2017) doi:10.1038/s41561-017-0022-3 Published online: 04 December 2017 LINK (OPEN ACCESS) “After the Moon’s formation, Earth experienced a protracted bombardment by leftover planetesimals. The mass…
Halogens in chondritic meteorites and terrestrial accretion
Patricia L. Clay, Ray Burgess, Henner Busemann, Lorraine Ruzié-Hamilton, Bastian Joachim, James M. D. Day & Christopher J. Ballentine Nature 551, 614–618 (30 November 2017) doi:10.1038/nature24625 LINK “Volatile element delivery and retention played a fundamental…
Silicate Earth’s missing niobium may have been sequestered into asteroidal cores
Carsten Münker, Raúl O. C. Fonseca & Toni Schulz Nature Geoscience doi:10.1038/ngeo3048 LINK “Geochemical models describing the behaviour of niobium during Earth’s growth rely on the general paradigm that niobium was delivered by Earth’s asteroidal…
Chromium isotopic homogeneity between the Moon, the Earth, and enstatite chondritesOPEN ACCESS
Bérengère Mougel, Frédéric Moynier, Christa Göpel Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 1-8 LINK UPDATE (8 Dec 2017): PDF (OPEN ACCESS) “Highlights • The first Cr isotopic estimate (ε53ε53Cr and…
Tungsten isotopes and the origin of the Moon
Thomas S. Kruijer, Thorsten Kleine Earth and Planetary Science Letters Volume 475, 1 October 2017, Pages 15–24 LINK “Highlights • There are no resolvable radiogenic 182W variations within the Moon. • implying that lunar differentiation…
The spatial distribution of carbon dust in the early solar nebula and the carbon content of planetesimalsOPEN ACCESS
Hans-Peter Gail, Mario Trieloff accepted by Astronomy & Astrophysics PDF (OPEN ACCESS) “A high fraction of carbon bound in solid carbonaceous material is observed to exist in bodies formed in the cold outskirts of the…
Neodymium isotope heterogeneity of ordinary and carbonaceous chondrites and the origin of non-chondritic 142Nd compositions in the Earth
Ryota Fukai, Tetsuya Yokoyama Earth and Planetary Science Letters Volume 474, 15 September 2017, Pages 206–214 LINK “Highlights • Ordinary and carbonaceous chondrites possess non-radiogenic Nd isotope anomalies. • Nd isotope variability was caused by…
Tracing the oxygen isotope composition of the upper Earth’s atmosphere using cosmic spherulesOPEN ACCESS
Andreas Pack, Andres Höweling, Dominik C. Hezel, Maren T. Stefanak, Anne-Katrin Beck, Stefan T. M. Peters, Sukanya Sengupta, Daniel Herwartz & Luigi Folco Nature Communications 8, Article number: 15702 (2017) doi:10.1038/ncomms15702 PDF (OPEN ACCESS) LINK…
Tracing metal–silicate segregation and late veneer in the Earth and the ureilite parent body with palladium stable isotopes
J.B. Creech, F. Moynier, M. Bizzarro Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 8 May 2017 LINK “Stable isotope studies of highly siderophile elements (HSE) have the potential to yield valuable insights…
Testing the chondrule-rich accretion model for planetary embryos using calcium isotopesOPEN ACCESS
Elsa Amsellem, Frédéric Moynier, Emily A. Pringle, Audrey Bouvier, Heng Chen, James M. D. Day PhD Student Conference (PhDSC), l’Institut de Physique du Globe de Paris (IPGP), 13-17 March 2017 PDF (OPEN ACCESS) Update (28…
D/H ratios of the inner Solar SystemOPEN ACCESS
L. J. Hallis Review article Phil. Trans. R. Soc. A 2017 375 20150390 DOI: 10.1098/rsta.2015.0390. Published 17 April 2017 PDF (OPEN ACCESS) LINK (OPEN ACCESS) “The original hydrogen isotope (D/H) ratios of different planetary bodies…
Iron isotopic fractionation between silicate mantle and metallic core at high pressureOPEN ACCESS
Jin Liu, Nicolas Dauphas, Mathieu Roskosz, Michael Y. Hu, Hong Yang, Wenli Bi, Jiyong Zhao, Esen E. Alp, Justin Y. Hu & Jung-Fu Lin Nature Communications 8, Article number: 14377 (2017) doi:10.1038/ncomms14377 LINK (OPEN ACCESS)…
Non-chondritic iron isotope ratios in planetary mantles as a result of core formation
Stephen M. Elardo & Anat Shahar Nature Geoscience (2017) doi:10.1038/ngeo2896 Published online 20 February 2017 LINK “Information about the materials and conditions involved in planetary formation and differentiation in the early Solar System is recorded…
A tale of clusters: No resolvable periodicity in the terrestrial impact cratering recordOPEN ACCESS
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
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
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…
Tungsten stable isotope compositions of terrestrial samples and meteorites determined by double spike MC-ICPMS
Nadine Krabbe, Thomas S. Kruijer, Thorsten Kleine Chemical Geology In Press, Accepted Manuscript, Available online 23 December 2016 LINK “Tungsten stable isotopes hold great potential to examine a variety of physical and chemical processes operating…
Primitive Solar System materials and Earth share a common initial 142Nd abundance
A. Bouvier & M. Boyet Nature 537, 399–402 (15 September 2016) doi:10.1038/nature19351 LINK “The early evolution of planetesimals and planets can be constrained using variations in the abundance of neodymium-142 (142Nd), which arise from the…
A nucleosynthetic origin for the Earth’s anomalous 142Nd composition
C. Burkhardt, L. E. Borg, G. A. Brennecka, Q. R. Shollenberger, N. Dauphas, T. Kleine Nature 537, 394–398 (14 September 2016) | doi:10.1038/nature18956 LINK “A long-standing paradigm assumes that the chemical and isotopic compositions of…
Potassium isotopic evidence for a high-energy giant impact origin of the Moon
Kun Wang, Stein B. Jacobsen Nature doi:10.1038/nature19341 Published online 12 September 2016 LINK “The Earth–Moon system has unique chemical and isotopic signatures compared with other planetary bodies1, 2, 3; any successful model for the origin…
Core merging and stratification following giant impact
Maylis Landeau, Peter Olson, Renaud Deguen & Benjamin H. Hirsh Nature Geoscience(2016) doi:10.1038/ngeo2808 Published online 12 September 2016 LINK “A stratified layer below the core–mantle boundary has long been suspected on the basis of geomagnetic…
Carbon and sulfur budget of the silicate Earth explained by accretion of differentiated planetary embryos
Yuan Li, Rajdeep Dasgupta, Kyusei Tsuno, Brian Monteleone & Nobumichi Shimizu Nature Geoscience doi:10.1038/ngeo2801 Published online 05 September 2016 LINK “The abundances of volatile elements in the Earth’s mantle have been attributed to the delivery…
Lead isotope evidence for a young formation age of the Earth–Moon systemOPEN ACCESS
J.N. Connelly, M. Bizzarro Earth and Planetary Science Letters, Volume 452, 15 October 2016, Pages 36-43 LINK (OPEN ACCESS) “Highlights • We use Pb isotopes to constrain the timing of the Moon-forming giant impact. •…
Zirconium isotope constraints on the composition of Theia and current Moon-forming theoriesOPEN ACCESS
W. Akram, M. Schönbächler Earth and Planetary Science Letters, Volume 449, 1 September 2016, Pages 302-310 Received 26 January 2016, Revised 10 May 2016, Accepted 14 May 2016, Available online 21 June 2016 LINK (OPEN…
Titanium stable isotope investigation of magmatic processes on the Earth and Moon
Marc-Alban Millet, Nicolas Dauphas, Nicolas D. Greber, Kevin W. Burton, Chris W. Dale, Baptiste Debret, Colin G. Macpherson, Geoffrey M. Nowell, Helen M. Williams Earth and Planetary Science Letters, Volume 449, 1 September 2016, Pages…
Differentiated planetesimal impacts into a terrestrial magma ocean: Fate of the iron core
Jordan D. Kendall, H.J. Melosh Earth and Planetary Science Letters Volume 448, 15 August 2016, Pages 24–33 LINK “The abundance of moderately siderophile elements (“iron-loving”; e.g. Co, Ni) in the Earth’s mantle is 10 to…
Differentiated impact melt sheets may be a potential source of Hadean detrital zircon
Gavin G. Kenny, Martin J. Whitehouse, Balz S. Kamber Geology DOI: 10.1130/G37898.1 First Published on April 28, 2016 LINK “Constraining the origin and history of very ancient detrital zircons has unique potential for furthering our…
Chondritic xenon in the Earth’s mantle
Antonio Caracausi,Guillaume Avice,Peter G. Burnard, Evelyn Füri,Bernard Marty Nature (25 April 2016) | doi:10.1038/nature17434 LINK “Noble gas isotopes are powerful tracers of the origins of planetary volatiles, and the accretion and evolution of the Earth….
The oxidation state and mass of the Moon-forming impactor
Jon Wade , Bernard J. Wood Earth and Planetary Science Letters Volume 442, 15 May 2016, Pages 186–193 LINK (open access) “Physical simulations of the origin of the Moon have, until recently, centred on impact,…
The stable Cr isotopic compositions of chondrites and silicate planetary reservoirs
Ronny Schoenberg, Alexandra Merdian, Chris Holmden, Ilka C. Kleinhanns, Kathrin Haßler, Martin Wille, Elmar Reitter Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 16 March 2016 doi:10.1016/j.gca.2016.03.013 LINK “The depletion of chromium in…
D/H-Ratio and Microstructure of a Strongly Hydrated Microclast in the Rumuruti Chondrite Northwest Africa 6828
A. Greshake, P. Hoppe, R. Wirth 47th Lunar and Planetary Science Conference (2016), Abstract #1026 PDF
Oxygen isotopic evidence for vigorous mixing during the Moon-forming giant impact
By Edward D. Young, Issaku E. Kohl, Paul H. Warren, David C. Rubie, Seth A. Jacobson, Alessandro Morbidelli Science 29 Jan 2016: Vol. 351, Issue 6272, pp. 493-496 DOI: 10.1126/science.aad0525 update (16 March): PDF (open…
The building blocks of Earth and Mars: A close genetic link
Caroline Fitoussi, Bernard Bourdon, Xueying Wang Earth and Planetary Science Letters Available online 8 December 2015 doi:10.1016/j.epsl.2015.11.036 LINK “The Earth formed in a swarm of Moon- to Mars-sized objects that collided together to build our…
The accretion and differentiation of Earth under oxidizing conditions
R. Bastian Georg and Anat Shahar American Mineralogist doi: 10.2138/am-2015-5153 Volume 100 no. 11-12 p. 2739-2748 LINK “We present a new approach to model planetary accretion and continuous core formation, and discuss the implications if…
The origin of the neon isotopes in chondrites and on Earth
Manuel Moreira, Sébastien Charnoz Earth and Planetary Science Letters In Press, Corrected Proof, Available online 16 November 2015 doi:10.1016/j.epsl.2015.11.002 LINK “We discuss the origin of the neon isotopic signatures in chondrites and in the terrestrial…
Evidence for primordial water in Earth’s deep mantle
Lydia J. Hallis, Gary R. Huss, Kazuhide Nagashima, G. Jeffrey Taylor, Sæmundur A. Halldórsson, David R. Hilton, Michael J. Mottl, Karen J. Meech Science 13 November 2015: Vol. 350 no. 6262 pp. 795-797 DOI: 10.1126/science.aac4834…
Lunar volatile depletion due to incomplete accretion within an impact-generated disk
Robin M. Canup, Channon Visscher, Julien Salmon & Bruce Fegley Jr Nature Geoscience(2015) doi:10.1038/ngeo2574 Published online 09 November 2015 LINK
The abundance of 26Al-rich planetary systems in the Galaxy
Matthieu Gounelle Astronomy & Astrophysics, Volume 582, October 2015 Published online: 30 September 2015 LINK “One of the most puzzling properties of the solar system is the high abundance at its birth of 26Al, a…
s-Process Os isotope enrichment in ureilites by planetary processing
S. Goderis, A.D. Brandon, B. Mayer, M. Humayun Earth and Planetary Science Letters Volume 431, 1 December 2015, Pages 110–118 doi:10.1016/j.epsl.2015.09.021 LINK “Ubiquitous nucleosynthetic isotope anomalies relative to the terrestrial isotopic composition in Mo, Ru,…
Compositional evolution during rocky protoplanet accretion
Philip J. Carter, Zoë M. Leinhardt, Tim Elliott, Michael J. Walter, Sarah T. Stewart Accepted for publication in ApJ. PDF (full text) abstract Animations to accompany selected figures in the paper “The Earth appears non-chondritic…
Cosmochemical fractionation by collisional erosion during the Earth’s accretion
Asmaa Boujibar, Denis Andrault, Nathalie Bolfan-Casanova, Mohamed Ali Bouhifd & Julien Monteux Nature Communications 6, Article number: 8295 doi:10.1038/ncomms9295 Published 23 September 2015 LINK (open access) Supplementary information (PDF) “Early in the Solar System’s history,…
Nucleobase and amino acid formation through impacts of meteorites on the early ocean
Yoshihiro Furukawa, Hiromoto Nakazawa, Toshimori Sekine, Takamichi Kobayashi, Takeshi Kakegawa Earth and Planetary Science Letters In Press, Corrected Proof, Available online 16 August 2015 LINK
Terrestrial Planet Formation Constrained by Mars and the Structure of the Asteroid Belt
André Izidoro, Sean N. Raymond, Alessandro Morbidelli, Othon C. Winter Accepted for publication in MNRAS update (Sept 9): MNRAS (November 11, 2015) 453 (4): 3619-3634. doi: 10.1093/mnras/stv1835 First published online September 9, 2015 PDF (full…
Connections between the bulk composition, geodynamics and habitability of Earth
A. M. Jellinek, M. G. Jackson Nature Geoscience (2015) doi:10.1038/ngeo2488 Published online 20 July 2015 LINK
Melting and mixing states of the Earth’s mantle after the Moon-forming impact
Miki Nakajima, , David J. Stevenson Earth and Planetary Science Letters doi:10.1016/j.epsl.2015.06.023 LINK
Extensive volatile loss during formation and differentiation of the Moon
Chizu Kato, Frederic Moynier, Maria C. Valdes, Jasmeet K. Dhaliwal, James M.D. Day Nature Communications 6, Article number: 7617 doi:10.1038/ncomms8617 LINK (open access)
On the probability of the collision of a Mars-sized planet with the Earth to form the Moon
Rudolf Dvorak, Birgit Loibnegger, Thomas I. Maindl submitted to MNRAS PDF (full text) abstract
Brief Follow-up on Recent Studies of Theia’s Accretion
Nathan A. Kaib, Nicolas B. Cowan accepted to Icarus arXiv:1506.06132 PDF LINK abstract
Chips Off the Old Block: Enstatite Chondrites as Samples of the Proto-Earth
Gaidos E. * Yin Q.-Z. 78th Annual Meeting of the Meteoritical Society (2015), abstract #5145 abstract (PDF)
The molecular composition of impact-generated atmospheres on terrestrial planets during the post-accretion stage
Hideharu Kuwahara, Seiji Sugita Icarus In Press, Accepted Manuscript, Available online 21 May 2015 doi:10.1016/j.icarus.2015.05.007 LINK
Growth of asteroids, planetary embryos, and Kuiper belt objects by chondrule accretion
Anders Johansen, Mordecai-Mark Mac Low, Pedro Lacerda, Martin Bizzarro Science Advances 17 Apr 2015: Vol. 1 no. 3 e1500109 DOI: 10.1126/sciadv.1500109 PDF (full text) LINK (full text)
Platinum partitioning between metal and silicate melts: Core formation, late veneer and the nanonuggets issue
Etienne Médard, Max W. Schmidt, Markus Wälle, Nicole S. Keller, Detlef Günther Geochimica et Cosmochimica Acta In press, available online 16 April 2015 doi:10.1016/j.gca.2015.04.019 LINK
Meteorite zircon constraints on the bulk Lu−Hf isotope composition and early differentiation of the Earth
Tsuyoshi Iizuka, Takao Yamaguchi, Yuki Hibiya, and Yuri Amelin PNAS 2015 ; published ahead of print April 13, 2015, doi:10.1073/pnas.1501658112 LINK Supporting information (PDF)
Tungsten isotopic evidence for disproportional late accretion to the Earth and Moon
Mathieu Touboul, Igor S. Puchtel & Richard J. Walker Nature (08 April 2015) | doi:10.1038/nature14355 LINK
Lunar tungsten isotopic evidence for the late veneer
Thomas S. Kruijer, Thorsten Kleine, Mario Fischer-Gödde & Peter Sprung Nature (2015)doi:10.1038/nature14360 Published online 08 April 2015 LINK
Extinct isotope heterogeneities in the mantles of Earth and Mars: Implications for mantle stirring rates
Jacobsen, S. B. and Yu, G. (2015) Meteoritics & Planetary Science doi: 10.1111/maps.12426 LINK
Early Evolution of the Earth-Moon System with a Fast-Spinning Earth
Jack Wisdom, ZhenLiang Tian Icarus available online 7 March 2015 doi:10.1016/j.icarus.2015.02.025 LINK
Incorporation of water into olivine during nebular condensation: Insights from density functional theory and thermodynamics, and implications for phyllosilicate formation and terrestrial water inventory
Abu Asaduzzaman, Krishna Muralidharan and Jibamitra Ganguly Meteoritics & Planetary Science doi: 10.1111/maps.12409 Article first published online: 6 MAR 2015 LINK
Volatile Delivery to Planets from Water-rich Planetesimals around Low Mass Stars
Fred J. Ciesla, Gijs D. Mulders, Ilaria Pascucci, Daniel Apai accepted to ApJ PDF LINK (full text) LINK
A primordial origin for the composition similarity between the Earth and the Moon
Alessandra Mastrobuono-Battisti, Hagai B. Perets, Sean N. Raymond accepted for publication in Nature PDF LINK LINK Updated (9 April 2015): PDF LINK
Earth and Terrestrial Planet Formation
Seth A. Jacobson, Kevin J. Walsh accepted for publication in Early Earth, an AGU Monograph edited by James Badro and Michael J. Walter PDF LINK (full text) LINK(abstract)
The Feeding Zones of Terrestrial Planets and Insights into Moon Formation
Nathan A. Kaib, Nicolas B. Cowan Icarus, available online 29 January 2015 doi:10.1016/j.icarus.2015.01.013 PDF LINK (full text) LINK
Shock compression of stishovite and melting of silica at planetary interior conditions
M. Millot, N. Dubrovinskaia, A. Černok, S. Blaha, L. Dubrovinsky, D. G. Braun, P. M. Celliers, G. W. Collins, J. H. Eggert, and R. Jeanloz Science , Vol. 347 no. 6220 p. 443 , 23…
Reactive ammonia in the solar protoplanetary disk and the origin of Earth’s nitrogen
Dennis Harries,Peter Hoppe, Falko Langenhorst Nature Geoscience (2015) doi:10.1038/ngeo2339 LINK Supplementary Information (PDF) Yamato 793321
High-temperature miscibility of iron and rock during terrestrial planet formation
Sean M. Wahl, Burkhard Militzer Earth and Planetary Science Letters Volume 410, 15 January 2015, Pages 25–33 LINK
Late Accretion and the Late Veneer
Alessandro Morbidelli, Bernard Wood In press as a review chapter of the AGU Monograph “The Early Earth”, J. Badro and M. Walter Eds ; arXiv:1411.4563 PDF LINK LINK
Ground-based IR observation of oxygen isotope ratios in the Venus atmosphere
N. Iwagami, G.L. Hashimoto, S. Ohtsuki, S. Takagi, S. Robert Planetary and Space Science available online 12 November 2014 LINK Correlation plot of δ17O and δ18O in Earth-Moon, Mars and Venus
Effects of magma ocean crystallization and overturn on the development of 142Nd and 182W isotopic heterogeneities in the primordial mantle
Stephanie M. Brown, Linda T. Elkins-Tanton, Richard J. Walker Earth and Planetary Science Letters Volume 408, 15 December 2014, Pages 319–330 LINK
Dynamical Evolution of the Earth-Moon Progenitors – Whence Theia?
Billy Quarles, Jack J. Lissauer Accepted for publication in Icarus (Submitted on 27 Oct 2014) PDF LINK LINK
A collisional origin to earth’s non-chondritic composition?
Amy Bonsor, Zoë M. Leinhardt, Philip J. Carter, Tim Elliott, Michael J. Walter, Sarah T. Stewart Icarus, DOI: 10.1016/j.icarus.2014.10.019available online 23 October 2014 LINK
Atmospheric hydrogen peroxide and Eoarchean iron formations
Pecoits, E., Smith, M. L., Catling, D. C., Philippot, P., Kappler, A. and Konhauser, K. O. (2014), Geobiology doi: 10.1111/gbi.12116 LINK update (7 November 2014): Life’s History in Iron by Aaron L. Gronstal in Astrobiology
On the origin and composition of Theia: Constraints from new models of the Giant Impact
On the origin and composition of Theia: Constraints from new models of the Giant Impact Matthias M.M. Meier, Andreas Reufer, Rainer Wieler Icarus 242:316-328 (2014) PDF LINK LINK (abstract) Knowing the isotopic composition of Theia,…
Earth and Mars in one photo viewed from lunar orbit
PHOTO VIDEO Information Mars and Earth as viewed from lunar orbit on 24 May 2014. Mars was about 112.5 million km away when this image was acquired, and the Earth was about 376,687 km from…
Calcium-48 isotopic anomalies in bulk chondrites and achondrites: Evidence for a uniform isotopic reservoir in the inner protoplanetary disk
Nicolas Dauphas, James H. Chen, Junjun Zhang, Dimitri A. Papanastassiou, Andrew M. Davis, Claudia Travaglio Earth and Planetary Science Letters Volume 407, 1 December 2014, Pages 96–108 LINK The Earth has identical 48Ca isotopic composition…
Atmospheric mass loss during planet formation: The importance of planetesimal impacts
Hilke E. Schlichting, Re’em Sari, Almog Yalin Icarus DOI: 10.1016/j.icarus.2014.09.053 LINK
Earth’s Uranium and Thorium content and geoneutrinos fluxes based on enstatite chondrites
Marc Javoy, Edouard Kaminski Earth and Planetary Science Letters Volume 407, 1 December 2014, Pages 1–8 DOI: 10.1016/j.epsl.2014.09.028 LINK
Investigation of Pyridine Carboxylic Acids in CM2 Carbonaceous Chondrites: Potential Precursor Molecules for Ancient Coenzymes
Smith KE, Callahan MP, Gerakines PA, Dworkin JP and House CH Geochimica et Cosmochimica Acta Volume 136, 1 July 2014, Pages 1–12 LINK
Highly siderophile elements in Earth’s mantle as a clock for the Moon-forming impact
Jacobson SA, Morbidelli A, Raymond SN, O’Brien DP, Walsh KJ and Rubie DC (2014) Nature 508, 84–87 (03 April 2014) doi:10.1038/nature13172 LINK Using HSE abundance measurements13, 14, we determine a Moon-formation age of 95 ± 32 Myr after…
The nature of Earth’s building blocks as revealed by calcium isotopes
Valdes MC, Moreira M, Foriel J and Moynier F. Earth and Planetary Science Letters Volume 394, 15 May 2014, Pages 135–145 LINK
Chemodynamical Deuterium Fractionation in the Early Solar Nebula: The Origin of Water on Earth and in Asteroids and Comets
Albertsson T, Semenov D and Henning Th (2014) The Astrophysical Journal 784:39 T. Albertsson et al. 2014 ApJ 784 39. doi:10.1088/0004-637X/784/1/39 LINK
How Earth was watered Recent findings have wide implications in study of extrasolar life
by Alvin Powell Harvard Gazette, 27 February 2014 LINK
Vanadium isotopic difference between the silicate Earth and meteorites
Nielsen SG, Prytulak J, Wood BJ and Halliday AN (2014) Earth and Planetary Science Letters Volume 389, 1 March 2014, Pages 167–175 LINK
Instrumental neutron activation analyses of the most Earth-like meteorites
Gerd Weckwerth Journal of Radioanalytical and Nuclear Chemistry January 2014, Volume 299, Issue 1, pp 221-228 LINK C1-carbonaceous chondrites are known to have the highest meteoritic content of volatile elements. Nevertheless, most volatile elements, such…
Introduction to Chemistry and Applications in Nature of Mass Independent Isotope Effects Special Feature
Thiemens MH (2013) PNAS 110:17631-17637 LINK
Impact Theory Gets Whacked
Daniel Clery Science 11 October 2013: Vol. 342 no. 6155 pp. 183-185 DOI: 10.1126/science.342.6155.183 LINK
Hydrogen Isotopes in Lunar Volcanic Glasses and Melt Inclusions Reveal a Carbonaceous Chondrite Heritage
A.E. Saal et al. Published Online May 9 2013 Science 14 June 2013: Vol. 340 no. 6138 pp. 1317-1320 DOI: 10.1126/science.1235142 LINK Water is perhaps the most important molecule in the solar system, and determining…
The Provenances of Asteroids, and Their Contributions to the Volatile Inventories of the Terrestrial Planets
C. M. O’D. Alexander, R. Bowden, M. L. Fogel, K. T. Howard, C. D. K. Herd, L. R. Nittler Published Online July 12 2012 Science 10 August 2012: Vol. 337 no. 6095 pp. 721-723 DOI:…
