Nebular dead zone effects on the D/H ratio in chondrites and comets
M. Ali-Dib, R. G. Martin, J.-M. Petit, O. Mousis, P. Vernazza and J. I. Lunine A&A, Volume 583, November 2015 LINK “Context. Comets and chondrites show non-monotonic behavior of their deuterium-to-hydrogen (D/H) ratio as a…
Interstellar Detection of Methyl Isocyanate CH3NCO in Sgr B2(N): A Link from Molecular Clouds to Comets
D. T. Halfen et al The Astrophysical Journal Letters 2015 ApJ 812 L5 LINK “A new interstellar molecule, CH 3NCO (methyl isocyanate), has been detected using the 12 m telescope of the Arizona Radio Observatory…
Two independent and primitive envelopes of the bilobate nucleus of comet 67P
Matteo Massironi, Emanuele Simioni, Francesco Marzari, Gabriele Cremonese, Lorenza Giacomini + et al. Nature (28 September 2015) | doi:10.1038/nature15511 LINK “The factors shaping cometary nuclei are still largely unknown, but could be the result of…
Detection of argon in the coma of comet 67P/Churyumov-Gerasimenko
By Hans Balsiger, Kathrin Altwegg, Akiva Bar-Nun, Jean-Jacques Berthelier, Andre Bieler, Peter Bochsler, Christelle Briois, Ursina Calmonte, Michael Combi, Johan De Keyser, Peter Eberhardt, Björn Fiethe, Stephen A. Fuselier, Sébastien Gasc, Tamas I. Gombosi, Kenneth…
The diurnal cycle of water ice on comet 67P/Churyumov–Gerasimenko
M. C. De Sanctis, F. Capaccioni, M. Ciarniello, G. Filacchione, M. Formisano + et al. Nature 525, 500–503 (24 September 2015) | doi:10.1038/nature14869 LINK “Observations of cometary nuclei have revealed a very limited amount of…
The smallest comet 81P/Wild 2 dust dances around the CI composition.
Rietmeijer, F. J. M. Meteoritics & Planetary Science. doi: 10.1111/maps.12510 LINK “The bulbous Stardust track #80 (C2092,3,80,0,0) is a huge cavity. Allocations C2092,2,80,46,1 nearest the entry hole and C2092,2,80,47,6 about 0.8 mm beneath the entry…
Rapid Temperature Changes and the Early Activity on Comet 67P/Churyumov–Gerasimenko
V. Alí-Lagoa, M. Delbo’, and G. Libourel ApJ 810 L22. doi:10.1088/2041-8205/810/2/L22 The Astrophysical Journal Letters Volume 810 Number 2 Received 5 Juli 2015, accepted for publication 12 August 2015. Published 3 September 2015. LINK PDF…
Observation of charged nanograins at comet 67P/Churyumov‐Gerasimenko
J. L. Burch, T. I. Gombosi, G. Clark, P. Mokashi, R. Goldstein Geophysical Research Letters DOI: 10.1002/2015GL065177 LINK (open access)
Evidence for Pebbles in Comets
K.A. Kretke, H.F. Levison Icarus In Press, Accepted Manuscript, Available online 20 August 2015 PDF (full text) abstract
Survival of refractory presolar grain analogs during Stardust-like impact into Al foils: Implications for Wild 2 presolar grain abundances and study of the cometary fine fraction
Croat, T. K., Floss, C., Haas, B. A., Burchell, M. J. and Kearsley, A. T. Meteoritics & Planetary Science. doi: 10.1111/maps.12474 LINK
Large heterogeneities in comet 67P as revealed by active pits from sinkhole collapse
Jean-Baptiste Vincent Dennis Bodewits Sébastien Besse Holger Sierks Cesare Barbieri Philippe Lamy Rafael Rodrigo Detlef Koschny Hans Rickman Horst Uwe Keller Jessica Agarwal Michael F. A’Hearn Anne-Thérèse Auger M. Antonella Barucci Jean-Loup Bertaux Ivano Bertini…
Peptide synthesis triggered by comet impacts: a possible method for peptide delivery to the early Earth and icy satellites
Haruna Sugahara, Koichi Mimura Icarus In Press, available online 4 May 2015 doi:10.1016/j.icarus.2015.04.029 LINK
Constraints on the formation environment of two chondrule-like igneous particles from comet 81P/Wild 2
Gainsforth, Z., Butterworth, A. L., Stodolna, J., Westphal, A. J., Huss, G. R., Nagashima, K., Ogliore, R., Brownlee, D. E., Joswiak, D., Tyliszczak, T. and Simionovici, A. S. Meteoritics & Planetary Science. doi: 10.1111/maps.12445 LINK
Oxygen Isotopic Composition of coarse- and fine-grained material from Comet 81P/Wild 2
Ryan C. Ogliore, Kazuhide Nagashima, Gary R. Huss, Andrew J. Westphal, Zack Gainsforth, Anna L. Butterworth Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 24 April 2015 doi:10.1016/j.gca.2015.04.028 LINK Individual particles from comet…
Prebiotic Hydrocarbon Synthesis in Impacting Reduced Astrophysical Icy Mixtures
Lucas Koziol and Nir Goldman The Astrophysical Journal Volume 803 Number 2 2015 ApJ 803 91. doi:10.1088/0004-637X/803/2/91 published 21 April 2015 LINK
The nonmagnetic nucleus of comet 67P/Churyumov-Gerasimenko
Hans-Ulrich Auster, Istvan Apathy, Gerhard Berghofer, Karl-Heinz Fornacon, Anatoli Remizov, Chris Carr, Carsten Güttler, Gerhard Haerendel, Philip Heinisch, David Hercik, Martin Hilchenbach, Ekkehard Kührt, Werner Magnes, Uwe Motschmann, Ingo Richter, Christopher T. Russell, Anita Przyklenk,…
Molecular nitrogen in comet 67P/Churyumov-Gerasimenko indicates a low formation temperature
M. Rubin, K. Altwegg, H. Balsiger, A. Bar-Nun, J.-J. Berthelier, A. Bieler, P. Bochsler, C. Briois, U. Calmonte, M. Combi, J. De Keyser, F. Dhooghe, P. Eberhardt, B. Fiethe, S. A. Fuselier, S. Gasc, T….
Darkening of Mercury’s surface by cometary carbon
Megan Bruck Syal, Peter H. Schultz, Miriam A. Riner Nature Geoscience (2015) doi:10.1038/ngeo2397 published online 30 March 2015 LINK
Density and Charge of Pristine Fluffy Particles from Comet 67P/Churyumov–Gerasimenko
M. Fulle et al. The Astrophysical Journal Letters Volume 802 Number 1 ApJ 802 L12. doi:10.1088/2041-8205/802/1/L12 published 24 März 2015 LINK
Neutral Na in Cometary Tails as a Remnant of Early Aqueous Alteration
Y. Ellinger, F. Pauzat, O. Mousis, A. Guilbert-Lepoutre, F. Leblanc, M. Ali-Dib, M. Doronin, E. Zicler, and A. Doressoundiram The Astrophysical Journal Letters Volume 801 Number 2 ApJ 801 L30. doi:10.1088/2041-8205/801/2/L30 LINK
A Significant Amount of Crystalline Silica in Returned Cometary Samples: Bridging the Gap between Astrophysical and Meteoritical Observations
Mathieu Roskosz and Hugues Leroux The Astrophysical Journal Letters , ApJ801 L7 doi:10.1088/2041-8205/801/1/L7 LINK
Comet 67P/Churyumov-Gerasimenko sheds dust coat accumulated over the past four years
R. Schulz et al Nature (2015), doi:10.1038/nature14159 LINK
67P/Churyumov-Gerasimenko, a Jupiter family comet with a high D/H ratio
K. Altwegg, H. Balsiger, A. Bar-Nun, J. J. Berthelier, A. Bieler, P. Bochsler, C. Briois, U. Calmonte, M. Combi, J. De Keyser, P. Eberhardt, B. Fiethe, S. Fuselier, S. Gasc, T. I. Gombosi, K.C. Hansen,…
Cometary dust in Antarctic ice and snow: Past and present chondritic porous micrometeorites preserved on the Earth’s surface
Takaaki Noguchi, Noriaki Ohashi, Shinichi Tsujimoto, Takuya Mitsunari, John P. Bradley, Tomoki Nakamura, Shoichi Toh, Thomas Stephan, Naoyoshi Iwata, Naoya Imae Earth and Planetary Science Letters Volume 410, 15 January 2015, Pages 1–11 available online…
The capabilities of ROSINA/DFMS to measure argon isotopes at comet 67P/Churyumov-Gerasimenko
M. Hässig, K. Altwegg, J.J. Berthelier, U. Calmonte, T.I. Gombosi, J. De Keyser, B. Fiethe, S.A. Fuselier, L. Le Roy, T. Owen, M. Rubin Planetary and Space Science available online 20 November 2014 doi:10.1016/j.pss.2014.11.015 LINK
Dynamical Features and Spatial Structures of the Plasma Interaction Region of 67P/Churyumov-Gerasimenko and the Solar Wind
C. Koenders, K.-H. Glassmeier, I. Richter, H. Ranocha, U. Motschmann Planetary and Space Science, available online 20 November 2014 doi:10.1016/j.pss.2014.11.014 LINK
A kinetic study of the formation of organic solids from formaldehyde: Implications for the origin of extraterrestrial organic solids in primitive solar system objects
Yoko Kebukawa, George D. Cody Icarus available online 15 November 2014 LINK
‘Singing’ comet 67P/Churyumov-Gerasimenko
Sonification of oscillations in the magnetic field in comet 67P/Churyumov-Gerasimenko’s environment LINK
ALMA Confirms Comets Forge Organic Molecules in Their Dusty Atmospheres
LINK Nature 512, 234–235 (21 August 2014) doi:10.1038/512234d Published online 20 August 2014 Comets contain some of the oldest materials in the Solar System. Using the Atacama Large Millimeter/submillimeter Array (ALMA) in Chile, Martin Cordiner…
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
A criterion to classify asteroids and comets based on the orbital parameters
Tancredi G. Icarus Volume 234, 15 May 2014, Pages 66–80 LINK
Mid-Infrared Spectroscopy of Components in Chondrites: Search for Processed Materials in Young Solar Systems and Comets
Morlok A., Liss C., Mason AB, Bullock E. and Grady MM. Icarus Volume 231, 1 March 2014, Pages 338–355 LINK
Shock synthesis of amino acids from impacting cometary and icy planet surface analogues
Howard et al. (2013) Nature Geoscience 6, 1018–1022 (2013) doi:10.1038/ngeo1996 LINK (abstract)
Unique chemistry of a diamond-bearing pebble from the Libyan Desert Glass strewnfield, SW Egypt: Evidence for a shocked comet fragment
Jan D. Kramers, Marco A.G. Andreoli, Maria Atanasova, Georgy A. Belyanin, David L. Block, Chris Franklyn, Chris Harris, Mpho Lekgoathi, Charles S. Montross, Tshepo Ntsoane, Vittoria Pischedda, Patience Segonyane, K.S. (Fanus) Viljoen, Johan E. Westraadt…
Biomass preservation in impact melt ejecta
Martins Z, Price MC, Goldman N, Sephton MA and Burchell MJ (2013) Nature Geoscience 6, 1045–1049 (2013) doi:10.1038/ngeo1930 LINK (abstract)
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:…
Establishing a molecular relationship between chondritic and cometary organic solids
George D. Cody, Emily Heying, Conel M. O. Alexander, Larry R. Nittler, A. L. David Kilcoyne, Scott A. Sandford and Rhonda M. Stroud PNAS 2011 108 (48) 19171-19176; published ahead of print April 4, 2011,…
Meteoritical Bulletin updates
- Northwest Africa 18175 (L3)
- Northwest Africa 18171 (LL3)
- Northwest Africa 18172 (Eucrite-br)
- Northwest Africa 18170 (Eucrite-pmict)
- Hassi Khebi 003 (Howardite-melt breccia)
- Hassi Khebi 002 (Diogenite-pm)
- Northwest Africa 17888 (LL7)
- Northwest Africa 2916 (Eucrite-br)
- Gadoufaoua 001 (L3)
- Northwest Africa 16009 (CK3)
- Northwest Africa 17095 (Iron, IAB-sLH)
- Northwest Africa 17094 (Iron, IAB-sHL)
- Northwest Africa 17093 (Iron, IIIAB)
- Northeast Africa 068 (Iron, IIIAB)
- Northwest Africa 17598 (CK5)
- Northeast Africa 083 (Lunar)
- Northwest Africa 17286 (Iron, IAB-sLM)
- Northwest Africa 16785 (CR2)
- Northwest Africa 5512 (Enst achon-ung)
- Northwest Africa 16526 (Pallasite, ungrouped)
