The big annual meeting of the AAS is going on as we speak. Because this is the general meeting, it covers too much, compared to the AAS-DPS (Division for Planetary Science) meeting every Autumn. Still, there is some planetary stuff… Read More »245th AAS Meeting
It’s the New Year, time for another SBAG (Small Bodies Assessment Group) Meeting. Day 1 was largely programmatics: Day 1 Agenda Icebreaker for Early-Career Attendees10:00 AM Lori Feaga Introduction and Logistics 10:05 AM Adrienne Dove UCF Welcome Agency Updates 10:15… Read More »32nd SBAG, Jan 2025 pt. 1
Happy New Year all. Let’s celebrate with… the February (Vol. 427) Icarus: Williams, Q. A note on the direction of core solidification in asteroids, the iron melting curve, and phase equilibria parameterizations Art 116381 .2024.116381 Solidification of the cores of… Read More »Note, Paper: Keep on the Irons
In the new issue of Geochimica et Cosmochimica Acta (vol. 388, Jan 2025): Masuda, Y. Schiller, M. Bizzarro, M. et al. Calcium isotope evidence for the formation of early condensates in the Solar System from unmixed reservoirs with distinct nucleosynthe…… Read More »Note, Paper: Merry Iso-mas
In the second December issue (Dec. 10, vol. 977, issue #1) of Astrophysical Journal: Morton, E. M. Pickard, H. Wombacher, F. et al. Volatile Element Depletion of Carbonaceous Chondrites – Insights from Mass-dependent Zinc, Cadmium and Tellurium Isotopes Art. 53 … Read More »Note, Paper: Astero-Physical, Indeed
There has been little to say from Earth and Planetary Science Letters…until now. Volume 648 (15 December 2024) includes: Nimmo, F. Kleine, T. Morbidelli, A. et al. Mechanisms and timing of carbonaceous chondrite delivery to the Earth Article 119112 .2024.119112 The… Read More »Note, Paper: It’s Raining Met
No dead of winter for Icarus. The Icarus issue for Jan. 2025 (vol. 425): McClure, L.T. Emery, J.P. Thomas, C.A. et al. Size-based spectrophotometric analysis of the Polana-Eulalia Complex Article 116322 .2024.116322Lee, K. Fang, Z. Wang, Z. Investigation of the… Read More »Note, Paper: January Carries
In Astronomy & Astrophysics, Volume 691 Nov. 2024: Fiore, F. Matteucci, F. Spitoni, E. et al. A census of the Sun’s ancestors and their contributions to the Solar System chemical composition A46 202451076Hajduková, M. Stober, G. Barghini, D. et al. No… Read More »Note, Paper: A&A Day
I mention that meteoritics, the study of meteorites in hand, often drills much deeper than astronomy (observing dots in the sky), or actual space flights (limited by mass, volume, power, data, etc.). In this paper (in the Dec. issue of… Read More »Note, Paper: Ge-ex-chimica
I missed this year’s Hayabusa Symposium, sorry. I was too tired from European Time to switch to Japan Time. And besides, the European Asteroid Size conference was looking forward, Hayabusa meetings are now (mostly…) looking back. In any case, this… Read More »2024 Hayabusa Symposium