Context matters – Ar–Ar results from in and around the Manicouagan Impact Structure, Canada: Implications for martian meteorite chronology
Steven J. Jaret, Sidney R. Hemming, E. Troy Rasbury, Lucy M. Thompson, Timothy D. Glotch, Jahandar Ramezani, John G. Spray Earth and Planetary Science Letters Volume 501, 1 November 2018, Pages 78-89 LINK “Highlights •…
Observation of metre-scale impactors by the Desert Fireball NetworkOPEN ACCESS
Hadrien A. R. Devillepoix, Philip A. Bland, Eleanor K. Sansom, Martin C. Towner, Martin Cupák, Robert M. Howie, Benjamin A. D. Hartig, Trent Jansen-Sturgeon, Morgan A. Cox MNRAS 000, 1–14 (2018) Submitted: 28 August, 2018…
Monosaccharides and Their Derivatives in Carbonaceous Meteorites: A Scenario for Their Synthesis and Onset of Enantiomeric ExcessesOPEN ACCESS
George Cooper, Andro C. Rios, and Michel Nuevo Life 2018, 8(3), 36; doi: 10.3390/life8030036 Published: 27 August 2018 Review LINK (OPEN ACCESS) PDF (OPEN ACCESS) ” Carbonaceous meteorites provide the best glimpse into the solar…
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…
Noble gases in micrometeorites from the Transantarctic Mountains
Bastian Baecker, Ulrich Ott, Carole Cordier, Luigi Folco, Mario Trieloff, Matthias van Ginneken, Pierre Rochette Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 25 August 2018 LINK “The bulk of extraterrestrial matter currently…
Effect of polychromatic X‐ray microtomography imaging on the amino acid content of the Murchison CM chondrite
Jon M. Friedrich, Hannah L. McLain, Jason P. Dworkin, Daniel P. Glavin, W. Henry Towbin, Morgan Hill, Denton S. Ebel Meteoritics & Planetary Science First published: 23 August 2018 LINK “X‐ray microcomputed tomography (μCT) is…
Apparent meteorite fall (~2-3 kg) near Panj Girain (پنج گرین) and Darya Khan (دریا خان), Bhakkar (بھکر), Punjab, Pakistan on 16 August 2018
Last update: 13 August 2020 According to local sheep and goat shepherds a meteorite (~ 2-3 kg, possibly an ordinary chondrite) fell on a grazing ground near Panj Girain (پنج گرین) and Darya Khan (دریا…
On water delivery in the inner solar nebula: Monte Carlo simulations of forsterite hydrationOPEN ACCESS
Martina D’Angelo, Stephanie Cazaux, Inga Kamp, Wing-Fai Thi, Peter Woitke resubmitted to A&A PDF (OPEN ACCESS) “Endogenous or exogenous, dry or wet, various scenarios have been so far depicted for the origin of water on…
Comparing Analytical and Numerical Approaches to Meteoroid Orbit Determination using Hayabusa TelemetryOPEN ACCESS
Trent Jansen-Sturgeon, Eleanor K. Sansom, Phil A. Bland PDF (OPEN ACCESS) last revised 22 Aug 2019 “Fireball networks establish the trajectories of meteoritic material passing through Earth’s atmosphere, from which they can derive pre-entry orbits….
No cosmic‐ray precompaction exposure of chondrules in CR2.7 MIL 090657
Antoine S. G. Roth, Ingo Leya Meteoritics & Planetary Science First published: 16 August 2018 LINK Cosmogenic nuclides are useful for reconstructing the cosmic‐ray precompaction exposure history of the chondritic components in the early solar…
Investigation of carbon in the Allan Hills A77278 meteorite via 2D and 3D Raman microspectroscopy
Mehmet Yesiltas Journal of Raman Spectroscopy First published: 05 August 2018 https://doi.org/10.1002/jrs.5457 LINK “This paper reports the first Raman spectral and imaging data on the ordinary chondrite Allan Hills A77278 (ALHA77278) in two and three…
Terrestrial exposure of a fresh Martian meteorite causes rapid changes in hydrogen isotopes and water concentrationsOPEN ACCESS
Alice Stephant, Laurence A. J. Garvie, Prajkta Mane, Richard Hervig & Meenakshi Wadhwa Scientific Reports 8, 12385 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Determining the hydrogen isotopic compositions and H2O contents of meteorites and their…
Annealing history of zircons from Apollo 14083 and 14303 impact breccias
R. T. Pidgeon, R. E. Merle, M. L. Grange, A. A. Nemchin Meteoritics & Planetary Science First published: 13 August 2018 LINK “Breccia boulders scattered around the 25 Ma Cone Crater near the Apollo 14…
Signatures of the Martian regolith components entrained in some impact‐melt glasses in shergottites
M. N. Rao, L. E. Nyquist, D. K. Ross, S. R. Sutton, P. Hoppe, C. Y. Shih, S. J. Wentworth, D. H. Garrison Meteoritics & Planetary Science First published: 13 August 2018 LINK “Martian regolith…
X‐ray computed tomography of extraterrestrial rocks eradicates their natural radiation record and the information it contains
Derek W. G. Sears, Alexander Sehlke, Jon M. Friedrich, Mark L. Rivers, Denton S. Ebel Meteoritics & Planetary Science First published: 13 August 2018 LINK “The radiation record of extraterrestrial rocks provides important insights into…
An impact melt origin for Earth’s oldest known evolved rocks
Tim E. Johnson, Nicholas J. Gardiner, Katarina Miljković, Christopher J. Spencer, Christopher L. Kirkland, Phil A. Bland & Hugh Smithies Nature Geoscience, Aug 13, 2018 LINK PDF “Earth’s oldest evolved (felsic) rocks, the 4.02-billion-year-old Idiwhaa…
Variable distribution of s-process Hf and W isotope carriers in chondritic meteorites – evidence from 174Hf and 180W
Bo-Magnus Elfers, Peter Sprung, Markus Pfeifer, Frank Wombacher, Stefan T.M.Peters, Carsten Münker Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 11 August 2018 LINK “The stepwise acid digestion of primitive chondritic meteorites allows…
Collisional and alteration history of the CM parent body
Lionel G. Vacher, Yves Marrocchi, Johan Villeneuve, Maximilien J. Verdier-Paoletti, Matthieu Gounelle Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 10 August 2018 LINK “Boriskino is a little studied CM2 chondrite composed of…
The Spatial Origin of Chondrules in Individual Chondrites: Constraints from Modeling Chondrule Mixing
Dominik C. Hezel and Eric J. R. Parteli The Astrophysical Journal, Volume 863, Number 1 Published August 9, 2018 LINK “Chondrules are a major component of chondritic meteorites and potentially populated the entire protoplanetary disk…
Chondrule Porosity in the L4 Chondrite Saratov: Dissolution, Chemical Transport, and Fluid Flow
Jonathan A. Lewis, Rhian H. Jones, Serafina C. Garcea Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 9 August 2018 LINK “Porosity is an important physical property of meteorites and asteroids that affects…
Comparison of GEMS in interplanetary dust particles and GEMS‐like objects in a Stardust impact track in aerogel
Hope A. Ishii Meteoritics & Planetary Science First published: 5 August 2018 LINK “Comet 81P/Wild 2 dust, the first comet sample of known provenance, was widely expected to resemble anhydrous chondritic porous (CP) interplanetary dust…
Insights into the origin of carbonaceous chondrite organics from their triple oxygen isotope composition
Romain Tartèse, Marc Chaussidon, Andrey Gurenko, Frédéric Delarue, and François Robert PNAS August 6, 2018. 201808101; published ahead of print August 6, 2018. https://doi.org/10.1073/pnas.1808101115 LINK Significance “Refractory organic matter found in volatile-rich asteroidal materials essentially…
Short-lived radioisotopes in meteorites from Galactic-scale correlated star formationOPEN ACCESS
Yusuke Fujimoto, Mark R Krumholz, Shogo Tachibana Monthly Notices of the Royal Astronomical Society https://doi.org/10.1093/mnras/sty2132 Published:06 August 2018 PDF (OPEN ACCESS) LINK “Meteoritic evidence shows that the Solar system at birth contained significant quantities of…
Silica-rich volcanism in the early solar system dated at 4.565 GaOPEN ACCESS
Poorna Srinivasan, Daniel R. Dunlap, Carl B. Agee, Meenakshi Wadhwa, Daniel Coleff, Karen Ziegler, Ryan Zeigler & Francis M. McCubbin Nature Communications 9, 3036 Published: 02 August 2018 LINK (OPEN ACCESS) PDF (OPEN ACCESS) Abstract…
Radioactive nuclei from cosmochronology to habitabilityOPEN ACCESS
M. Lugaro, U. Ott, Á. Kereszturi Review published in Progress in Particle and Nuclear Physics Volume 102, September 2018, Pages 1-47 1 August 2018 PDF (OPEN ACCESS) “In addition to long-lived radioactive nuclei like U…
Organic and mineralogic heterogeneity of the Paris meteorite followed by FTIR hyperspectral imaging
Z. Dionnet, A. Aleon‐Toppani, D. Baklouti, F. Borondics, F. Brisset, Z. Djouadi, C. Sandt, R. Brunetto LINK Meteorit Planet Sci. . doi:10.1111/maps.13178 “Significant compositional and structural heterogeneity at nm to mm scales is an important…
From the mid‐Ordovician into the Late Silurian: Changes in the micrometeorite flux after the L chondrite parent breakup
Ellinor Martin, Birger Schmitz, Hans‐Peter Schönlaub LINK Meteorit Planet Sci. . doi:10.1111/maps.13174 “We present the first reconstruction of the micrometeorite flux to Earth in the Silurian Period. We searched 321 kg of condensed, marine limestone…
Evaluation of petrologic evidence for high partial pressures of SiO(g) in the solar nebula
Alan E. Rubin LINK Meteorit Planet Sci. . doi:10.1111/maps.13180 “Although they cannot be ruled out, high partial pressures of SiO(g) in the solar nebula are not required to produce various petrologic features of chondrules. These…