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)

Large bolide disintegrates above Swiss Alps (15 March, 19:44 UTC)

Large bolide with fragmentations and detonations, at least 8.8 seconds The end of the trajectory was probably above the high Alps in Switzerland, just southsoutheast of Lake Lucerne. Update (16 March 2015): First trajectory calculation…

Chelyabinsk, Zond IV, and a possible first-century fireball of historical importance

Hartmann, W. K. (2015) Meteoritics & Planetary Science doi: 10.1111/maps.12428 LINK Comment on “Chelyabinsk, Zond IV, and a possible first‐century fireball of historical importance” William K. Hartmann, Alexander Forte, Alina SABYR Meteorit Planet Sci. ….

Paleomagnetic and rock magnetic study of the Mistastin Lake impact structure (Labrador, Canada): Implications for geomagnetic perturbation and shock effects

Gwenaël Hervé, Stuart A. Gilder, Cassandra L. Marion, Gordon R. Osinski, Jean Pohl, Nikolai Petersen, Paul J. Sylvester Earth and Planetary Science Letters doi:10.1016/j.epsl.2015.02.011 LINK

Chelyabinsk meteorite: Shock metamorphism, black veins and impact melt dikes, and the Hugoniot

D. D. Badyukov, J. Raitala, P. Kostama, A. V. Ignatiev Petrology March 2015, Volume 23, Issue 2, pp 103-115 LINK

Dawn has successfully entered an orbit around Ceres at 12:39 UTC on March 6

Meteoritical Bulletin – Categorization of falls and finds (25 Feb 2015)


The two views of Ceres

PHOTO More information

Chelyabinsk main mass’s current weight refined to 503.33 kg

On 2 February 2015 another precise weighing refined the current weight of the Chelyabinsk main mass as it is presented in the Chelyabinsk Museum to 503.33(3333333333) grams. In two years the main mass will be…

Modeling asteroid collisions and impact processes

Martin Jutzi, Keith Holsapple, Kai Wünneman, Patrick Michel Chapter to appear in the Space Science Series Book: Asteroids IV arXiv:1502.01844 PDF (full text) LINK

Ceres – seen by Dawn III

This animation showcases a series of images NASA’s Dawn spacecraft took on approach to Ceres on Feb. 4, 2015 at a distance of about 90,000 miles (145,000 kilometers) from the dwarf planet. Image Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA/PSI

Compound Chondrules fused Cold

Alexander Hubbard Icarus arXiv:1502.01299 PDF LINK (full text) LINK (abstract) updated: 31 March 2015 LINK (abstract) doi:10.1016/j.icarus.2015.02.030

The ANSMET 2014 / 2015 Field Season – 562 meteorites collected

562 meteorites have been collected during the 2014/2015 season. 60% of these were collected on the morains. Together with the meteorites from the 2013/2014 season, which have been stored in Antarctica for a year, almost…

Asteroid Family Physical Properties

Joseph Masiero, Francesca DeMeo, Toshihiro Kasuga, Alex H. Parker arXiv:1502.00961 PDF LINK (full text) LINK

Souss/Météorites – Un commerce juteux pour les nomades

Souss/Météorites – Un commerce juteux pour les nomades L’Economiste (Morocco), 28 January 2015 Souss/Météorites – Un commerce juteux pour les nomades (automatic English translation)

Short-term variability on the surface of (1) Ceres. A changing amount of water ice?

D. Perna, Z. Kaňuchová, S. Ieva, S. Fornasier, M. A. Barucci, C. Lantz, E. Dotto, G. Strazzulla PDF LINK (full text) LINK

Evidence for a Widespread Basaltic Breccia Component in the Martian Low-Albedo Regions from the Reflectance Spectrum of Northwest Africa 7034

Kevin M. Cannon, John F. Mustard, Carl B. Agee Icarus, available online 29 January 2015 LINK Meteorite may represent ‘bulk background’ of Mars’ battered crust Brown University (January 30, 2015)

Ceres – seen by Dawn spacecraft II

This animation of the dwarf planet Ceres was made by combining images taken by NASA’s Dawn spacecraft on January 25, 2015. The spacecraft’s framing camera took these images, at a distance of about 147,000 miles…

Formation and Growth of Bodies in the Early Solar System: From Turbulence Motion to Revolving Motion of the Particles and Small Bodies

T. R. Abdulmyanov 46th Lunar and Planetary Science Conference (2015), Abstract #1016 PDF LINK

Petrology and Cosmochemistry of a Suite of R Chondrites

Z. A. Torrano, D. W. Mittlefehldt, Z. X. Peng 46th Lunar and Planetary Science Conference (2015), Abstract #1229 PDF LINK

A Short Time Interval for the Formation of Chondrules’ Precursors

T. H. Luu, E. D. Young, M. Gounelle, M. Chaussidon 46th Lunar and Planetary Science Conference (2015), Abstract #2110 PDF LINK Short time interval for condensation of high-temperature silicates in the solar accretion disk Han…

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

Refractory Inclusions Recycled During Formation of Porphyritic Chondrules from CH Carbonaceous Chondrites

A. N. Krot, K. Nagashima, E. M. M. E. van Kooten, M. Bizzarro 46th Lunar and Planetary Science Conference (2015), Abstract #1596 PDF LINK

A TEM Study of the Fine-Grained Material of the NWA 7533 Martian Regolith Breccia

H. Leroux, M. Marinova, D. Jacob, R. H. Hewins, B. Zanda, M. Humayun, J. P. Lorand 46th Lunar and Planetary Science Conference (2015), Abstract #1832 PDF LINK

The Thermal and Alteration History of NWA 8114 Martian Regolith

J. L. MacArthur, J. C. Bridges, L. J. Hicks, S. J. Gurman 46th Lunar and Planetary Science Conference (2015), Abstract #2295 PDF LINK

FTIR and Fluorescence Spectroscopic Analyses of NWA 7034: Organic Terrestrial Contamination and Its Association with High Nickel Regions

S. Wirick, G. J. Flynn, J. Brandes, L. Miller, R. Sm 46th Lunar and Planetary Science Conference (2015), Abstract #2348 PDF LINK