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
This week will be the International Workshop On Instrumentation for Planetary Missions for 2025.From 4-6 August, in Boulder, Colorado (UC-Boulder LASP), scientists and engineers will meet on planetary mission science instruments and other payloads. This year, there’s a big effort on… Read More »Instrumentation for Planetary Missions Workshop 2025
Early images aside, the commissioning and honing of the Vera C. Rubin Observatory continues. The project states that most things are coming along nicely, except the Atacama weather- observing had to stop due to the Austral Winter not cooperating. Oh… Read More »Vera Rubin Update (Aug 2025)
There’s already an August Cometary Science Newsletter, of general (not necessarily comet science) interest. It has one agenda item. Like the IRTF (NASA Infrared Telescope Facility), the NOIRLab Gemini telescopes are surveying their user base for 2025. Those Gemini astronomers… Read More »Cometary Science Newsletter, Aug
Almost forgot Geochimica et Cosmochimica Acta for 1 Aug (vol. 402): Eckart, L. M. Busemann, H. Krietsch, D. et al. Noble gases in CO chondrites: Primordial components, effects of parent body thermal alteration, and cosmic ray exposure ages P 104 … Read More »Note, Paper: Meteochimica et cetera…
Wow, good Astronomy & Astrophysics for July (vol 699): Smirnov, E. A. Chaotic diffusion and transient resonance captures of the near-Earth asteroid 2024 YR4 A26 202554489 Läuter, M. and Kramer, T. Rotation dynamics and torque efficiency of cometary nuclei A75 202553845… Read More »Note, Paper: A&A Eleven Ways
We’re due for a PSJ (Planetary Science Journal) (2025- vol. 6) update- way overdue, apparently: Helfenstein, P. Verbiscer, A. J. On Error Estimates for Hapke Photometric Model Parameters from Disk-integrated Phase Curves of Airless Planetary Bodies 144 adcd5dLee, A. Kavelaars, J. J.… Read More »Note, Paper: PSJ Ten Ways
The parsing continues: arxiv.org: 2507.21967Jul 29 Feinstein, A. D. Noonan, J. W. Seligman, D. Z. Precovery Observations of 3I/ATLAS from TESS Suggest Possible Distant Activity The TESS program, with word out on ATLAS, then went through their “old” data. It… Read More »3I/ATLAS Back Access
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