The annual Asia Oceania Geosciences Society (AOGS) meeting came and went, July 27-Aug 1, in Singapore. Forgot to post this, sorry: AOGS2025 SESSION PS19: HYDRATION IN AIRLESS BODIES OF THE SOLAR SYSTEM The recent decades have brought a revolution in our… Read More »2025 AOGS Meeting
One paper to report in Earth and Planetary Science Letters for 15 August (vol. 664): Shollenberger, Q. R. Render, J. Wimpenny, J. et al. Elemental and isotopic signatures of Asteroid Ryugu support three early Solar System reservoirs Art. 119443 .2025.119443… Read More »Note, Paper: Ryugu Vieux Jeu
The July edition of Meteoritics & Planetary Science (vol. 60, #7) has been posted: Laforet, S. Leroux, H. Le Guillou, C. et al. Silicate–sulfide interaction within quenched melts of space weathered Ryugu grains Pgs 1480 .14366Rubin, A. E. Selective sampling… Read More »Note, Paper: Sometimes You Feel Like A Sulf
In the illustrious journal Nature (well, Nature Communications) vol. 16: Genge, Matthew J. Almeida, Natasha V. van Ginneken, Matthias et al. Abundant microchondrules in 162173 Ryugu suggest a turbulent origin for primitive asteroids 6466 s41467-025-61357-1 Yet again, I’ll state: most asteroids (the… Read More »Note, Paper: Early-Disk Grit
Oh look, an article in Nature. Well, a Nature-family title, Nature Communications Earth & Environment. In vol. 6: Kawasaki, N. Arakawa, S. Miyamoto, Yushi et al. Solar System’s earliest solids as tracers of the accretion region of Ryugu and Ivuna-type carbonaceous chondrites… Read More »Note, Paper: CAIs in CI and Haya
And now, the final day of the 2025 MetSoc: https://www.hou.usra.edu/meetings/metsoc2025/technical_program/ My cull of relevant agenda items: Friday, July 18, 2025 Aqueous Alteration of Chondrites Babrián B. et al.An Experimental View of Progressive Aqueous Alteration in Carbonaceous Chondrites [#5048] Lee M.… Read More »Meteoritical Society Meeting 2025, Day 5
MetSoc 2025 continues (see Day 1). We have another packed schedule, here’s another cull of my more asteroid-relevant items: https://www.hou.usra.edu/meetings/metsoc2025/technical_program/ Tuesday, July 15, 2025 Carbonaceous Chondrites and Chondritic Components 1 Patkar A. et al.Invited Presentation: Distribution of Water Concentrations in… Read More »Meteoritical Society Meeting 2025, Day 2
It’s MetSoc time, though slightly early for 2025- the meeting is in the Southern Hemisphere this year, Perth AU. No, I am not flying there. I’ll just have to content myself online. https://www.hou.usra.edu/meetings/metsoc2025/technical_program/Monday, July 14, 2025 Day one, and what… Read More »Meteoritical Society Meeting 2025, Day 1
Here’s something different. In American Mineralogist (vol. 110): Tomioka, N. Kurosawa, K. Miyake, A. et al. Progressive change in dislocation microstructures in shocked calcite with pressure: Characterization of micrometeoroid bombardment on asteroid Ryugu p. 945 am-2024-9540 Experimental astronomy again. As… Read More »Note, Paper: To Shoot Ryugu
A quick story in the journal Science: https://www.science.org/content/article/china-sets-out-sample-unusual-near-earth-asteroid Dennis Normile China sets out to sample an unusual near-Earth asteroid .z2q2idq Normile describes the Chinese Tianwen-2 mission and its target, the Earth-resonant asteroid (469219) Kamo’oalewa. The asteroid has the unusual property… Read More »Out of Ecliptic, In Patch