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
Now an asteroid: the small body temporarily designated 2005 YQ29 is, officially, (335500) Espresso, per the IAU Small-Body Nomenclature Group. That’s right, the drink originating in Italy. Perk up for the workweek!
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
Lots of stuff (as one might expect from the title) in PSJ (Planetary Science Journal): Rivera-Valentin, E. G. et al. Radar Circular Polarization Ratio of Near-Earth Asteroids: Links to Spectral Taxonomy and Surface Processes art 232 ad7df1Poston, M. J. et al.… Read More »Note, Paper: (Minor) PSJ
In the October Astronomy and Astrophysics (vol. 690… a big one this month): Wang, Z. Lin, H. Ye, B. et al. Near-infrared spectral behavior of space-weathered olivine with varying iron content A138 10.1051/0004-6361/202450888 Beniyama, J. Sergeyev, A. V. Tholen, D.… Read More »Note, Paper: Albedos and Athor-phys
In Nature Astronomy today (21 Oct.): Matthew A. Pasek, Ryugu’s unexpected phosphorus materials, s41550-024-02387-5 Not only was phosphate in asteroids significant (as I already blogged), but it’s news enough to have the journal Nature bring in an expert to give… Read More »Nature Review Piece- Yes, Nature
Some asteroids are active- shedding mass, like a comet. Bennu is one of them, observed by OSIRIS-REx to be ejecting pebbles to cobbles into space. Now, from the former Soviet, now Russian journal Solar System Research, for October 2024, vol.… Read More »Note, Paper: Activity Ahoy