New Paradigms For Asteroid Formation

Anders Johansen, Emmanuel Jacquet, Jeffrey N. Cuzzi, Alessandro Morbidelli, Matthieu Gounelle Chapter to appear in the book ASTEROIDS IV, (University of Arizona Press) Space Science Series, edited by P. Michel, F. DeMeo and W. Bottke…

Dating the Moon-forming impact event with asteroidal meteorites

W. F. Bottke, D. Vokrouhlický, S. Marchi, T. Swindle, E. R. D. Scott, J. R. Weirich, and H. Levison Science 17 April 2015: Vol. 348 no. 6232 pp. 321-323 DOI: 10.1126/science.aaa0602 LINK Supplementary materials (PDF)

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

Asteroid Family Physical Properties

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

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

Recycling of an Asteroid via a Comet Inferred from the Chelyabinsk Meteorite

E. Nakamura, T. Kunihiro, H. Kitagawa, K. Kobayashi, T. Ota, C. Sakaguchi, Y. Shimaki, R. Tanaka, T. Tsujimori, M. Yamanaka, G. E. Bebout, V. I. Grokhovsky, O. N. Koroleva, K. D. Litasov, V. Malkovets 46th…

Physical Characterization of Chelyabinsk-Sized (~20 meter) Near-Earth Asteroids: Implications for Impact Hazard, Meteorite Source Bodies, and Human Exploration

V. Reddy, R. R. Landis, J. A. Sanchez, P. S. Hardersen, B. Burt, F. E. DeMeo, M. J. Gaffey, L. Le Corre 46th Lunar and Planetary Science Conference (2015), Abstract #1289 PDF LINK

Can We Distinguish Between Shock-Darkened and Space-Weathered Asteroids?

Kohout, Tomas; Penttila, Antti; Gritsevich, Maria; Britt, Daniel; Reddy, Vishnu; Mann, Paul; Haloda, Jakub; Halodova, Patricie; Grokhovsky, Viktor; Yakovlev, Grigoriy; Cuda, Jan; Filip, Jan; Muinonen, Karri; Zboril, Radek American Astronomical Society, DPS meeting #46, #506.02…

Linear spectropolarimetry: a new diagnostic tool for the classification and characterization of asteroids

Bagnulo S, Cellino A,Sterzik MF (2014) Monthly Notices of the Royal Astronomical Society MNRAS (January 01, 2015) 446 (1): L11-L15. doi: first published online October 22, 2014 LINK

Aqueous Alteration on Asteroids: Linking the Mineralogy and Spectroscopy of CM and CI Chondrites

M.M. McAdam, J.M. Sunshine, K.T. Howard, T.M. McCoy Icarus DOI: 10.1016/j.icarus.2014.09.041 LINK Abstract CM/CI meteorites range in degree of aqueous alteration suggesting differences in initially accreted materials including water ice and possible spatial heterogeneities within…

Where Did the Ureilite Parent Body Accrete? Constraints from Chemical and Isotopic Compositions

Cyrena Goodrich, David P. O’Brien Abstract: Almahata Sitta and other polymict ureilites contain a remarkable diversity of materials, including EH, EL, OC, R- and CB chondrites, in addition to the dominant ureilitic material [1]. These…

Recent multi-kiloton impact events: are they truly random?

C. de la Fuente Marcos, R. de la Fuente Marcos arXiv:1409.0452 revised 16 Sept 2014 ; Printed 17 September 2014 PDF LINK LINK It is customarily assumed that Earth-striking meteoroids are completely random, and that…

Painted Stone: Asteroids in the Sloan Digital Sky Survey, by Alex Parker

VIDEO (FULL HD) LINK This animation shows the orbital motions of over 100,000 of the asteroids observed by the Sloan Digital Sky Survey (SDSS), with colors illustrating the compositional diversity measured by the SDSS five-color…

Defining the Flora Family: Orbital Properties, Reflectance Properties and Age

Melissa J. Dykhuis, Lawrence Molnar, Samuel J. Van Kooten, Richard Greenberg Icarus Available online 16 September 2014 LINK

Sequential analysis of carbonaceous materials in Hayabusa-returned samples for the determination of their origin

Masayuki Uesugi, Hiroshi Naraoka, Motoo Ito, Hikaru Yabuta, Fumio Kitajima, Yoshinori Takano, Hajime Mita, Ichiro Ohnishi, Yoko Kebukawa, Toru Yada, Yuzuru Karouji, Yukihiro Ishibashi, Takaaki Okada and Masanao Abe Earth, Planets and Space 2014, 66:102…

Chromium Valences in Ureilite Olivine and Implications for Ureilite Petrogenesis

Goodrich CA, Sutton SR, Wirick S and Jercinovic MJ (in press) Geochimica et Cosmochimica Acta Volume 122, 1 December 2013, Pages 280–305 [doi:10.1016/j.gca.2013.08.003] LINK