Outgassing Composition of the Murchison Meteorite: Implications for Volatile Depletion of Planetesimals and Interior-atmosphere Connections for Terrestrial ExoplanetsOPEN ACCESS
Maggie A. Thompson, Myriam Telus, Graham Harper Edwards, Laura Schaefer, Jasmeet Dhaliwal, Brian Dreyer, Jonathan J. Fortney and Kyle Kim The Planetary Science Journal, Volume 4, Number 10 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Outgassing is…
I/Pu reveals Earth mainly accreted from volatile-poor differentiated planetesimalsOPEN ACCESS
Weiyi Liu, Yigang Zhang, François. L. H. Tissot, Guillaume Avice, Zhilin Ye, and Qing-Zhu Yin Science Advances5 Jul 2023Vol 9, Issue 27 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The observation that mid-ocean ridge basalts had ~3×…
Trace element redistributions during metamorphism of E-chondrites: implications for reduced bodies and the Earth
Jean-Alix Barrat, Addi Bischoff, Brigitte Zanda Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 5 July 2023 LINK “We report on new trace element analyses of enstatite chondrites (ECs) to clarify their behavior during…
Silicon isotope constraints on terrestrial planet accretionOPEN ACCESS
Isaac J. Onyett, Martin Schiller, Georgy V. Makhatadze, Zhengbin Deng, Anders Johansen & Martin Bizzarro NaturePublished: 14 June 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Understanding the nature and origin of the precursor material to terrestrial…
Early solar system chronology from short-lived chronometersOPEN ACCESS
Aryavart Anand, Klaus Mezger GeochemistryInvited ReviewAvailable online 30 May 2023, 126004 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Age constraints on early solar system processes and events can be derived from meteorites and their components using…
Origin and abundances of volatiles on Mars from the zinc isotopic composition of Martian meteorites
M. Paquet, Paolo A. Sossi, Frédéric Moynier Earth and Planetary Science LettersVolume 611, 1 June 2023, 118126, Version of Record: 14 April 2023 LINK “Volatile elements are key to understanding the accretion and differentiation processes…
An Astrophysical Site for Chondrule Formation
Herbst W.* Greenwood J. P. 54th Lunar and Planetary Science Conference 2023 abstract [#1209] We propose that chondrules form during the accretion of primitive planetesimal fragments to differentiated planetesimals.
Nucleosynthetic isotope anomalies of zinc in meteorites constrain the origin of Earth’s volatiles
Rayssa Martins, Sven Kuthning, Barry J. Coles, Katharina Kreissig, and Mark Rehkämper Science26 Jan 2023Vol 379, Issue 6630pp. 369-372 LINK “Material inherited from different nucleosynthesis sources imparts distinct isotopic signatures to meteorites and terrestrial planets….
Meteorites have inherited nucleosynthetic anomalies of potassium-40 produced in supernovae
Nicole X. Nie, Da Wang, Zachary A. Torrano, Richard W. Carlson, Conel M. O’D. Alexander, and Anat Shahar Science26 Jan 2023Vol 379, Issue 6630pp. 372-376 LINK “Meteorites record processes that occurred before and during the…
The accretion of planet Earth
Alex N. Halliday & Robin M. Canup Nature Reviews Earth & EnvironmentReview Article, Published: 29 November 2022 LINK “Earth’s origins are challenging to elucidate, given the lack of surviving terrestrial geology from the first 500 Myr…
Limited nitrogen isotopic fractionation during core-mantle differentiation in rocky protoplanets and planets
Damanveer S. Grewal, Tao Sun, Sanath Aithala, Taylor Hough, Rajdeep Dasgupta, Laurence Y. Yeung, Edwin Schauble Geochimica et Cosmochimica ActaAvailable online 19 October 2022 LINK “15N/14N ratios of meteorites are a powerful tool for tracing…
Internal or external magma oceans in the earliest protoplanets – Perspectives from nitrogen and carbon fractionation
Damanveer S. Grewal, Johnny D. Seales, Rajdeep Dasgupta Earth and Planetary Science LettersVolume 598, 15 November 2022, 117847 LINK “Highlights • Fractionation of N and C into the cores of iron meteorite parent bodies via…
The Fate of Nitrogen during Parent Body Partial Melting and Accretion of the Inner Solar System Bodies at Reducing Conditions
Rajdeep Dasgupta, Emily Falksen, Aindrila Pal, Chenguang Sun Geochimica et Cosmochimica ActaAvailable online 23 September 2022 LINK “Evolution of nitrogen (N), a life-essential volatile element, in highly reduced magmatic systems is a key for the…
Partitioning of Ru, Pd, Ag, Re, Pt, Ir and Au between sulfide-, metal- and silicate liquid at highly reduced conditions: implications for terrestrial accretion and aubrite parent body evolution
E.S. Steenstra, J. Berndt, A. Rohrbach, E.S Bullock, W. van Westrenen, S. Klemme, M.J. Walter Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 27 August 2022 LINK “The abundances of highly siderophile elements (HSE)…
Nitrogen isotope evidence for Earth’s heterogeneous accretion of volatilesOPEN ACCESS
Lanlan Shi, Wenhua Lu, Takanori Kagoshima, Yuji Sano, Zenghao Gao, Zhixue Du, Yun Liu, Yingwei Fei & Yuan Li Nature Communications, Volume 13, Article number: 4769 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The origin of major…
Anatomy of rocky planets formed by rapid pebble accretion III. Partitioning of volatiles between planetary core, mantle, and atmosphereOPEN ACCESS
Anders Johansen, Thomas Ronnet, Martin Schiller, Zhengbin Deng, Martin Bizzarro Version accepted for Astronomy & Astrophysics PDF (OPEN ACCESS) “Volatile molecules containing hydrogen, carbon, and nitrogen are key components of planetary atmospheres. In the pebble…
Anatomy of rocky planets formed by rapid pebble accretion II. Differentiation by accretion energy and thermal blanketingOPEN ACCESS
Anders Johansen, Thomas Ronnet, Martin Schiller, Zhengbin Deng, Martin Bizzarro Version accepted for Astronomy & Astrophysics PDF (OPEN ACCESS) “We explore the heating and differentiation of rocky planets that grow by rapid pebble accretion. Our…
Anatomy of rocky planets formed by rapid pebble accretion I. How icy pebbles determine the core fraction and FeO contentsOPEN ACCESS
Anders Johansen, Thomas Ronnet, Martin Schiller, Zhengbin Deng, Martin Bizzarro Version accepted for Astronomy & Astrophysics PDF (OPEN ACCESS) “We present a series of papers dedicated to modelling the accretion and differentiation of rocky planets…
Stochastic accretion of the Earth
Paolo A. Sossi, Ingo L. Stotz, Seth A. Jacobson, Alessandro Morbidelli & Hugh St. C. O’Neill Nature AstronomyPublished: 07 July 2022 LINK “Chondritic meteorites are thought to be representative of the material that formed the…
Structure of differentiated planetesimals: A chondritic fridge on top of a magma ocean
Cyril Sturtz, Angela Limare, Marc Chaussidon, Édouard Kaminski IcarusIn Press, Journal Pre-proof, Available online 28 May 2022 LINK “Highlights • We study the formation and the thermal evolution of planetesimals that accreted undifferentiated material during…
Planetesimal rings as the cause of the Solar System’s planetary architectureOPEN ACCESS
Andre Izidoro, Rajdeep Dasgupta, Sean N. Raymond, Rogerio Deienno, Bertram Bitsch & Andrea Isella Nature Astronomy (2021)Published: 30 December 2021 LINK Update (3 January 2022): PDF (OPEN ACCESS) “Astronomical observations reveal that protoplanetary disks around…
Effects of pebble accretion on the growth and composition of planetesimals in the inner Solar SystemOPEN ACCESS
J. Mah, R. Brasser, A. Bouvier, S. J. Mojzsis accepted for publication in MNRAS PDF (OPEN ACCESS) “Recent work has shown that aside from the classical view of collisions by increasingly massive planetesimals, the accretion…
Terrestrial planet formation from lost inner solar system materialOPEN ACCESS
Christoph Burkhardt, Fridolin Spitzer, Alessandro Morbidelli, Gerrit Budde, Jan H. Render, Thomas S. Kruijer and Thorsten Kleine Science Advances, 22 Dec 2021, Vol 7, Issue 52 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Two fundamentally different processes…
Contemporary formation of early Solar System planetesimals at two distinct radial locationsOPEN ACCESS
A. Morbidelli, K. Baillié, K. Batygin, S. Charnoz, T. Guillot, D. C. Rubie & T. Kleine Nature Astronomy (2021)Published: 22 December 2021 LINK Update (3 January 2022): PDF (OPEN ACCESS) “The formation of planetesimals is…
Polluted white dwarfs reveal exotic mantle rock types on exoplanets in our solar neighborhoodOPEN ACCESS
Keith D. Putirka & Siyi Xu Nature Communications, Volume 12, Article number: 6168 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Prior studies have hypothesized that some polluted white dwarfs record continent-like granitic crust—which is abundant on…
Earth’s accretion inferred from iron isotopic anomalies of supernova nuclear statistical equilibrium originOPEN ACCESS
Timo Hopp, Nicolas Dauphas, Fridolin Spitzer, Christoph Burkhardt, Thorsten Kleine Accepted for publication in Earth and Planetary Science Letters PDF (OPEN ACCESS) Update (10 November 2021):Earth and Planetary Science LettersVolume 577, 1 January 2022LINK “Highlights…
Common feedstocks of late accretion for the terrestrial planets
M.-H. Zhu, A. Morbidelli, W. Neumann, Q.-Z. Yin, J.M.D. Day, D.C. Rubie, G.J. Archer, N. Artemieva, H. Becker, K. Wünnemann Nature Astronomy (30 September 2021) LINK “Abundances of the highly siderophile elements (HSEs) in silicate…
Potassium isotope composition of Mars reveals a mechanism of planetary volatile retention
Zhen Tian, Tomáš Magna, James M. D. Day, Klaus Mezger, Erik E. Scherer, Katharina Lodders, Remco C. Hin, Piers Koefoed, Hannah Bloom, and Kun Wang PNAS, September 28, 2021 118 (39) LINK “The abundances of…
Tellurium isotope cosmochemistry: Implications for volatile fractionation in chondrite parent bodies and origin of the late veneer
Jan L. Hellmann, Timo Hopp, Christoph Burkhardt, Harry Becker, Mario Fischer-Gödde, Thorsten Kleine Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 6 July 2021 LINK “Tellurium stable isotope compositions and abundances (δ128/126Te relative to…
The Effect of a Strong Pressure Bump in the Sun’s Natal Disk: Terrestrial Planet Formation via Planetesimal Accretion Rather than Pebble Accretion
André Izidoro, Bertram Bitsch, and Rajdeep Dasgupta The Astrophysical Journal, Volume 915, Number 1 LINK “Mass-independent isotopic anomalies of carbonaceous and noncarbonaceous meteorites show a clear dichotomy suggesting an efficient separation of the inner and…
Terrestrial planet compositions controlled by accretion disk magnetic fieldOPEN ACCESS
William F. McDonough & Takashi Yoshizaki Progress in Earth and Planetary Science, Volume 8, Article number: 39 (2021)Review LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Terrestrial planets (Mercury, Venus, Earth, and Mars) are differentiated into three layers:…
Silicon and Oxygen Isotope Evolution of the Inner Solar SystemOPEN ACCESS
Ryoji Tanaka, Christian Potiszil and Eizo Nakamura The Planetary Science Journal, Volume 2, Number 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Enstatite chondrites have been regarded as major building blocks of the Earth and other differentiated…
Evidence from achondrites for a temporal change in Nd nucleosynthetic anomalies within the first 1.5 million years of the inner solar system formation
Paul Frossard, Zhiguo Guo, Mary Spencer, Maud Boyet, Audrey Bouvier Earth and Planetary Science LettersVolume 566, 15 July 2021 LINK “Highlights • Nd isotope composition of planetesimals-derived achondrites is different than planetary bodies (Earth, Mars…
Early volatile depletion on planetesimals inferred from C–S systematics of iron meteorite parent bodiesOPEN ACCESS
Marc M. Hirschmann, Edwin A. Bergin, Geoff A. Blake, Fred J. Ciesla, and Jie Li PNAS March 30, 2021 118 (13) e2026779118 LINK (OPEN ACCESS)PDF (OPEN ACCESS) manuscript PDF (OPEN ACCESS) “During the formation of…
Dynamic evolution of major element chemistry in protoplanetary disks and its implications for Earth-enstatite chondrite connection
Yoshinori Miyazaki, Jun Korenaga IcarusIn Press, Journal Pre-proof, Available online 19 February 2021 LINK “Chondrites are the likely building blocks of Earth, and identifying the group of chondrite that best represents Earth is a key…
A pebble accretion model for the formation of the terrestrial planets in the Solar SystemOPEN ACCESS
Anders Johansen, Thomas Ronnet, Martin Bizzarro, Martin Schiller, Michiel Lambrechts, Åke Nordlund, Helmut Lammer Science Advances, 17 Feb 2021:Vol. 7, no. 8, eabc0444DOI: 10.1126/sciadv.abc0444 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Pebbles of millimeter sizes are abundant…
Host-star and exoplanet compositions: a pilot study using a wide binary with a polluted white dwarfOPEN ACCESS
Amy Bonsor, Paula Jofré, Oliver Shorttle, Laura K. Rogers, Siyi Xu, Carl Melis Monthly Notices of the Royal Astronomical SocietyPublished: 10 February 2021 LINK PDF (OPEN ACCESS) “Planets and stars ultimately form out of the…
Earth and Mars – distinct inner solar system products
Takashi Yoshizaki, William F. McDonough GeochemistryAvailable online 10 February 2021 LINK “Composition of terrestrial planets records planetary accretion, core-mantle and crust-mantle differentiation, and surface processes. Here we compare the compositional models of Earth and Mars…
Bifurcation of planetary building blocks during Solar System formationOPEN ACCESS
Tim Lichtenberg, Joanna Dra̧żkowska, Maria Schönbächler, Gregor J. Golabek, Thomas O. Hands Science, 22 Jan 2021Vol. 371, Issue 6527, pp. 365-370 PDF (OPEN ACCESS) Published 21 January 2021; authors’ version LINK Supplementary Materials (PDF) “Geochemical…
A very early origin of isotopically distinct nitrogen in inner Solar System protoplanetsOPEN ACCESS
Damanveer S. Grewal, Rajdeep Dasgupta & Bernard Marty Nature Astronomy (2021) LINK Preprint (differs from the journal version) PDF (OPEN ACCESS)Journal PDF (OPEN ACCESS) “Understanding the origin of life-essential volatiles such as nitrogen (N) in…
Nickel isotopic evidence for late-stage accretion of Mercury-like differentiated planetary embryosOPEN ACCESS
Shui-Jiong Wang, Wenzhong Wang, Jian-Ming Zhu, Zhongqing Wu, Jingao Liu, Guilin Han, Fang-Zhen Teng, Shichun Huang, Hongjie Wu, Yujian Wang, Guangliang Wu & Weihan Li Nature Communications, Volume 12, Article number: 294 (2021) LINK (OPEN…
History of the solar nebula from meteorite paleomagnetismOPEN ACCESS
Benjamin P. Weiss, Xue-Ning Bai and Roger R. Fu Science Advances 01 Jan 2021:Vol. 7, no. 1, eaba5967DOI: 10.1126/sciadv.aba5967 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Supplementary Materials “We review recent advances in our understanding of magnetism…
Formation of Venus, Earth and Mars: Constrained by Isotopes
Helmut Lammer, Ramon Brasser, Anders Johansen, Manuel Scherf & Martin Leitzinger Space Science ReviewsPublished: 22 December 2020 LINKUpdate (12 February 2021); PDF (OPEN ACCESS) “Here we discuss the current state of knowledge of terrestrial planet…
Observational constraints on the likelihood of 26Al in planet-forming environmentsOPEN ACCESS
Megan Reiter accepted to A&A Letters PDF (OPEN ACCESS) “Recent work suggests that 26Al may determine the water budget in terrestrial exoplanets as its radioactive decay dehydrates planetesimals leading to rockier compositions. Here I consider…
Mass-independent and mass-dependent Cr isotopic composition of the Rumuruti (R) chondrites: Implications for their origin and planet formationOPEN ACCESS
Ke Zhu (朱柯), Frédéric Moynier, Martin Schiller, Conel M. O’D. Alexander, Jean-Alix Barrat, Addi Bischoff, Martin Bizzarro Geochimica et Cosmochimica ActaIn Press, Corrected Proof, Available online 15 October 2020 LINK PDF (OPEN ACCESS) “Chromium (Cr)…
Accretion disk’s magnetic field controlled the composition of the terrestrial planetsOPEN ACCESS
William F McDonough, Takashi Yoshizaki LINK (OPEN ACCESS)PDF (DOWNLOAD) “Chondrites, the building blocks of the terrestrial planets, have mass and atomic proportions of oxygen, iron, magnesium, and silicon totaling ≥90% and variable Mg/Si (∼25%), Fe/Si…
Isotopically distinct terrestrial planets via local accretion
Jingyi Mah, Ramon Brasser IcarusAvailable online 21 August 2020, 114052 LINK “Highlights • We find out what the depleted disc model predicts for the terrestrial planets’ isotopic compositions.• The terrestrial planets accrete most of their…
Petrological evidence for the existence and disruption of a 500 km-sized differentiated planetesimal of enstatite-chondritic parentage
Dennis Harries, Addi Bischoff Earth and Planetary Science LettersVolume 548, 15 October 2020, 116506 LINK “Highlights • A unique enstatite-rich lithology was found among Almahata Sitta meteorite samples.• Petrology indicates a radius of ∼500 km…
Isotopic evolution of the inner Solar System inferred from molybdenum isotopes in meteoritesOPEN ACCESS
Fridolin Spitzer, Christoph Burkhardt, Gerrit Budde, Thomas S. Kruijer, Alessandro Morbidelli, Thorsten Kleine Accepted for publication in Astrophysical Journal Letters, June 17, 2020 PDF (OPEN ACCESS) “The fundamentally different isotopic compositions of non-carbonaceous (NC) and…
Cascade Model for Planetesimal Formation by Turbulent Clustering
Thomas Hartlep and Jeffrey N. Cuzzi The Astrophysical Journal Volume 892, Number 2, 2020 April 1 LINK “We use a newly developed cascade model of turbulent concentration of particles in protoplanetary nebulae to calculate several…
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…
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…
The partitioning of the inner and outer Solar System by a structured protoplanetary disk
R. Brasser & S. J. Mojzsis Nature Astronomy (2020) Published: 13 January 2020 LINK “Mass-independent isotopic anomalies define two cosmochemically distinct regions: the carbonaceous and non-carbonaceous meteorites, implying that the non-carbonaceous (terrestrial) and carbonaceous (Jovian)…
A reassessment of the iron isotope composition of the Moon and its implications for accretion and differentiation of terrestrial planets
Franck Poitrasson, Thomas Zambardi, Tomas Magna, Clive R. Neal Geochimica et Cosmochimica Acta Available online 30 September 2019 LINK “The Fe isotope composition of planetary bodies may provide constraints on their accretion modes and/or differentiation…
The composition and structure of Ceres’ interior
Mikhail Yu. Zolotov Icarus Available online 7 August 2019, 113404 LINK “Highlights • Ceres’ shape agrees with an organic-rich interior suggested from the surface composition. • Ceres could consist of a mixture of 12–29 vol.%…
Rocky Planetesimal Formation Aided by Organics
Kazuaki A. Homma, Satoshi Okuzumi, Taishi Nakamoto, and Yuta Ueda The Astrophysical Journal, Volume 877, Number 2 LINK “The poor stickiness of silicate dust grains is a major obstacle to the formation of rocky planetesimals….
Dust Condensation in Evolving Discs and the Composition of Meteorites, Planetesimals, and PlanetsOPEN ACCESS
Min Li, Shichun Huang, Michail I. Petaev, Zhaohuan Zhu, Jason H. Steffen Submitted to MNRAS PDF (OPEN ACCESS) “Partial condensation of dust from the Solar nebula is thought to be responsible for the diverse chemical…
Near-equilibrium isotope fractionation during planetesimal evaporationOPEN ACCESS
E.D. Young, A. Shahar, F. Nimmo, H.E. Schlichting, E.A. Schauble, H. Tang, J. Labidi Icarus Available online 21 January 2019 LINK PDF (OPEN ACCESS) “Highlights • Silicon and Mg in differentiated rocky bodies exhibit heavy…
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…
The formation of Jupiter by hybrid pebble–planetesimal accretionOPEN ACCESS
Yann Alibert, Julia Venturini, Ravit Helled, Sareh Ataiee, Remo Burn, Luc Senecal, Willy Benz, Lucio Mayer, Christoph Mordasini, Sascha P. Quanz & Maria Schönbächler Nature Astronomy (2018) PDF (OPEN ACCESS) LINK “The standard model for…
Collisional stripping of planetary crustsOPEN ACCESS
Philip J. Carter, Zoë M. Leinhardt, Tim Elliott, Sarah T. Stewart, Michael J. Walter Accepted for publication in EPSL PDF (OPEN ACCESS) “Geochemical studies of planetary accretion and evolution have invoked various degrees of collisional…
Thermal evolution of trans-Neptunian objects, icy satellites, and minor icy planets in the early solar system
Bhatia, G. K. and Sahijpal, S. Meteoritics & Planetary Science. doi: 10.1111/maps.12952 First published: 8 September 2017 LINK “Numerical simulations are performed to understand the early thermal evolution and planetary scale differentiation of icy bodies…
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…
Origin of water in the inner Solar System: planetesimals scattered inward during Jupiter and Saturn’s rapid gas accretionOPEN ACCESS
Sean N. Raymond, Andre Izidoro Icarus In Press, Accepted Manuscript, Available online 30 June 2017 (updated 6 July 2017) PDF (OPEN ACCESS) LINK “Highlights • The water-rich bodies interior to Jupiter’s orbit – both the…
Rubidium isotopic composition of the Earth, meteorites, and the Moon: Evidence for the origin of volatile loss during planetary accretionOPEN ACCESS
Emily A. Pringle, Frédéric Moynier Earth and Planetary Science Letters, Volume 473, 1 September 2017, Pages 62-70 LINK “Highlights • We measured high-precision stable Rb isotope ratios in terrestrial samples, chondrites, HED meteorites, and lunar…
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…
Chondrule Accretion with a Growing ProtoplanetOPEN ACCESS
Yuji Matsumoto, Shoichi Oshino, Yasuhiro Hasegawa, Shigeru Wakita accepted for publication in ApJ Draft version published: 28 February 2017 PDF (OPEN ACCESS) Update (8 March 2017): LINK The Astrophysical Journal, Volume 837, Number 2 “Chondrules…
Core Formation and Internal Structure of Planetesimals: The Role of Formation Time, Accretion Duration, and Terminal Size
T. Suwa, H. Nagahara 48th Lunar and Planetary Science Conference (2017), Abstract #2130 LINK
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…
Thermal evolution of planetesimals during accretion
Y. Ricard, D. Bercovici, F. Albarède Icarus In Press, Accepted Manuscript, Available online 21 December 2016 LINK “Highlights • joint mass-temperature distributions in a planetesimal swarm • molten planetary embryos are formed in only a…
Timing of the formation and migration of giant planets as constrained by CB chondritesOPEN ACCESS
By Brandon C. Johnson, Kevin J. Walsh, David A. Minton, Alexander N. Krot, Harold F. Levison Science Advances 09 Dec 2016: Vol. 2, no. 12, e1601658 DOI: 10.1126/sciadv.1601658 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The…
Diversity of the initial rocky planetary building materials at the edge of the solar system
Brownlee, D. E. and Joswiak, D. J. Meteoritics & Planetary Science. doi: 10.1111/maps.12804 First published: 9 December 2016 LINK “Asteroids and comets are surviving members of the vast planetesimal population that was distributed across the…
Rocky Planetesimal Formation via Fluffy Aggregates of NanograinsOPEN ACCESS
Sota Arakawa, Taishi Nakamoto Updated (18 Nov. 2016): The Astrophysical Journal Letters, Volume 832, Number 2 PDF (OPEN ACCESS) abstract “Several pieces of evidence suggest that silicate grains in primitive meteorites are not interstellar grains…
On the iron isotope composition of Mars and volatile depletion in the terrestrial planets
Paolo A. Sossi, Oliver Nebel, Mahesh Anand, Franck Poitrasson Earth and Planetary Science Letters In Press, Corrected Proof, Available online 8 June 2016 LINK “Iron is the most abundant multivalent element in planetary reservoirs, meaning…
Gas/solid carbon branching ratios in surface-mediated reactions and the incorporation of carbonaceous material into planetesimals.
Nuth, J. A., Johnson, N. M., Ferguson, F. T. and Carayon, A. Meteoritics & Planetary Science. doi: 10.1111/maps.12666 LINK “We report the ratio of the initial carbon available as CO that forms gas-phase compounds compared…
Chemical Complementarity between the Gas Phase of the Interstellar Medium and the Rocky Material of Our Planetary SystemOPEN ACCESS
Haiyang Wang (RSAA, The Australian National University), Charles H. Lineweaver (RSAA, RSES, The Australian National University) Accepted for publication in the peer-reviewed proceedings of the 15th Australian Space Research Conference PDF (OPEN ACCESS) abstract “We…
The effects of short-lived radionuclides and porosity on the early thermo-mechanical evolution of planetesimals
Tim Lichtenberg, Gregor J. Golabek, Taras V. Gerya, Michael R. Meyer Icarus In Press, Accepted Manuscript, Available online 16 March 2016 doi:10.1016/j.icarus.2016.03.004 Updated (22 March): PDF (OPEN ACCESS) LINK “The thermal history and internal structure…
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…
Did Jupiter’s core form in the innermost parts of the Sun’s protoplanetary disk?
Sean N. Raymond, Andre Izidoro, Bertram Bitsch, Seth A. Jacobson Accepted to MNRAS arXiv:1602.06573v2 last revised: 7 Mar 2016 PDF (open access) abstract “Jupiter’s core is generally assumed to have formed beyond the snow line….
Fossilized condensation lines in the Solar System protoplanetary disk
A. Morbidelli, B. Bitsch, A. Crida, M. Gounelle, T. Guillot, S. Jacobson, A. Johansen, M. Lambrechts, E. Lega Icarus Available online 12 December 2015 LINK (open access) “The terrestrial planets and the asteroids dominant in…
Accretion Timescale and Impact History of Mars Deduced from the Isotopic Systematics of Martian Meteorites
Lars E. Borg, Gregory A. Brennecka, Steven J.K. Symes Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 12 December 2015 doi:10.1016/j.gca.2015.12.002 LINK Update (24 June 2016): Evolution of the Solar System Inferred from…
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…
Accreting protoplanets in the LkCa 15 transition disk
S. Sallum, K. B. Follette, J. A. Eisner, L. M. Close, P. Hinz + et al. Nature 527, 342–344 (18 November 2015) | doi:10.1038/nature15761 LINK “Exoplanet detections have revolutionized astronomy, offering new insights into solar…
Chondrule Formation via Impact Jetting Triggered by Planetary Accretion
Yasuhiro Hasegawa, Shigeru Wakita, Yuji Matsumoto, Shoichi Oshino accepted for publication in ApJ PDF (full text) abstract Update (Dec 21): LINK “Chondrules are one of the most primitive elements that can serve as a fundamental…
The growth of planets by pebble accretion in evolving protoplanetary discs
Bertram Bitsch, Michiel Lambrechts and Anders Johansen A&A Volume 582, October 2015, A112 Published online: 20 October 2015 DOI: http://dx.doi.org/10.1051/0004-6361/201526463 LINK
Growing the terrestrial planets from the gradual accumulation of sub-meter sized objects
Harold F. Levison, Katherine A. Kretke, Kevin Walsh, William Bottke Accepted for PNAS arXiv:1510.02095 PDF (full text) abstract “Building the terrestrial planets has been a challenge for planet formation models. In particular, classical theories have…
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…
The chlorine isotope fingerprint of the lunar magma ocean
By Jeremy W. Boyce, Allan H. Treiman, Yunbin Guan, Chi Ma, John M. Eiler, Juliane Gross, James P. Greenwood, Edward M. Stolper Science Advances 25 Sep 2015: Vol. 1, no. 8, e1500380 DOI: 10.1126/sciadv.1500380 LINK…
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,…
Growing the gas-giant planets by the gradual accumulation of pebbles
Harold F. Levison Katherine A. Kretke Martin J. Duncan Nature 524, 322–324 (19 August 2015) | doi:10.1038/nature14675 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…
A particle-based hybrid code for planet formation
Ryuji Morishima Icarus In Press, Accepted Manuscript, Available online 29 July 2015 LINK
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
Xenon in the Protoplanetary Disk (PPD-Xe)
K. Marti and K. J. Mathew The Astrophysical Journal Letters Volume 806 Number 2 ApJ 806 L30. doi:10.1088/2041-8205/806/2/L30 Received 9 April 2015, accepted for publication 27 Mai 2015. Published 18 Juni 2015. LINK
Early accretion of protoplanets inferred from a reduced inner solar system 26Al inventory
Martin Schiller, James N. Connelly, Aslaug C. Glad, Takashi Mikouchi, Martin Bizzarro Earth and Planetary Science Letters Volume 420, 15 June 2015, Pages 45–54 doi:10.1016/j.epsl.2015.03.028 LINK
Growth of asteroids, planetary embryos and Kuiper belt objects by chondrule accretion
Anders Johansen, Mordecai-Mark Mac Low, Pedro Lacerda Science Advances arXiv:1503.07347 accepted for publication, submitted 25 March 2015 LINK PDF (full text) Chondrules are millimeter-sized spherules that dominate primitive meteorites (chondrites) originating from the asteroid belt….
Jupiter’s decisive role in the inner Solar System’s early evolution
Konstantin Batygin and Greg Laughlin PNAS 2015 ; published ahead of print March 23, 2015, doi:10.1073/pnas.1423252112 LINK Supporting Information (PDF)
Impact vaporization of planetesimal cores in the late stages of planet Formation
Richard G. Kraus, Seth Root, Raymond W. Lemke, Sarah T. Stewart, Stein B. Jacobsen, Thomas R. Mattsson Nature Geoscience 8, 269–272 doi:10.1038/ngeo2369 LINK Supplementary Information(PDF)
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)
Sulfidization of Iron in the Dynamic Solar Nebula and Implications for Planetary Compositions
Fred J. Ciesla The Astrophysical Journal Letters Volume 800 Number 1 ApJ 800 L6. doi:10.1088/2041-8205/800/1/L6 published 4 Februar 2015. LINK
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
Measurement of Thermal Properties of the Ordinary Chondrites Relevant to Planet-Forming Processes
K. A. McCain, F. J. Ciesla, P. R. Heck, S. S. Rout, M. Pellin, C. Malliakas, J. F. Mitchell 46th Lunar and Planetary Science Conference (2015), Abstract #2730 PDF LINK
Gas composition of major volatile elements in protoplanetary discs and its implication for planet formation
Thiabaud Amaury, Marboeuf Ulysse, Alibert Yann, Leya Ingo, Mezger Klaus arXiv:1412.5784 PDF LINK LINK
The multifaceted planetesimal formation process
Anders Johansen, Jürgen Blum, Hidekazu Tanaka, Chris Ormel, Martin Bizzarro, Hans Rickman Final version of chapter in Protostars and Planets VI, University of Arizona Press (2014), eds. H. Beuther, R. Klessen, C. Dullemond, Th. Henning…
Silicon isotopes in angrites and volatile loss in planetesimals
Emily A. Pringle, Frédéric Moynier, Paul S. Savage, James Badro, and Jean-Alix Barrat PNAS2014 111 (48)17029-17032; published ahead of print November 17, 2014, doi:10.1073/pnas.1418889111 LINK Supporting Information (PDF)
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
Importance of water and organics in the early Solar System: From interstellar inheritance to planet formation
Conel M.O’D. Alexander (DTM, Carnegie Institution of Washington) PDF 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
Macroscopic Dust in Protoplanetary Disks—from Growth to Destruction
J. Deckers and J. Teiser The Astrophysical Journal 2014 ApJ 796 99. doi:10.1088/0004-637X/796/2/99 LINK
Accretion and differentiation of the terrestrial planets with implications for the compositions of early-formed Solar System bodies and accretion of water
Accretion and differentiation of the terrestrial planets with implications for the compositions of early-formed Solar System bodies and accretion of water D.C. Rubie, S.A. Jacobson, A. Morbidelli, D.P. O’Brien, E.D. Young, J. de Vries, F….
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
Water Delivery and Giant Impacts in the ‘Grand Tack’ Scenario
O’Brien DP, Walsh KJ, Morbidelli A, Raymond SN and Mandell AM (in press) Icarus Volume 239, 1 September 2014, Pages 74–84 LINK
Terrestrial planet formation
K. Righter and D. P. O’Brien PNAS 2011 108 (48) 19165-19170; published ahead of print June 27, 2011, doi:10.1073/pnas.1013480108 PDF LINK LINK (Supporting Information)
