Astrophysics > Solar and Stellar Astrophysics arxiv.org/abs/2508.18382[Submitted on 25 Aug 2025]Rahatgaonkar, R. Carvajal, J. P. Puzia, T. H. et al. VLT observations of interstellar comet 3I/ATLAS II. From quiescence to glow: Dramatic rise of Ni I emission and incipient CN outgassing at large… Read More »3I Cyanide Described
The three August “issues” of MNRAS (Monthly Notices of the Royal Astronomical Society) are now online and complete: Volume 541, Issue 2, August 2025 Attree, N. Gutiérrez, P. Schuckart, C. et al. Constraints on the ejecting-crust activity model on comet… Read More »Note, Paper: Proclivity to Activity
In Icarus for 1 Sep (vol. 437): Pilorz, S. Jenniskens, P. Sun Close-Encounter model of Long-Period Comet and Meteoroid Orbit Stochastic Evolution Art. 116559 .2025.116559 Lu, M. Yi, W. Xue, X. et al. Comparison of meteor shower observed by two… Read More »Note, Paper: N-Rates Papers
Catching up with Publications of the Astronomical Society of Japan (PASJ), not printing every month. In vol. 77 #4, some worthy papers: Miura, H. Yasuda, T. Thermal evolution model from cometary nuclei to asteroids considering contraction associated with ice sublimation… Read More »Note, Paper: Comet-Asteroid Matters
The submissions continue: Astrophysics > Earth and Planetary Astrophysics arxiv.org/abs/2508.00808[Submitted on 1 Aug 2025]Santana-Ros, T. Ivanova, O. Mykhailova, S. et al. Temporal Evolution of the Third Interstellar Comet 3I/ATLAS: Spin, Color, Spectra and Dust Activity arxiv.org/abs/2508.02499[Submitted on 4 Aug 2025]Martinez-Palomera, J. Tuson,… Read More »3I Files (…cont’d…)
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
One paper in MNRAS (Monthly Notices of the Royal Astronomical Society) for July: Volume 540, Issue 3– Volume 540, Issue 4– Volume 541, Issue 1Smyth-Moore, A. Kaufmann, E. Jia, Q. et al. Exploring planetary regolith: deriving geotechnically meaningful properties from… Read More »Note, Paper: Regolith Pegging
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
The 2025 edition of the annual Goldschmidt Conference will be held in Prague next week. https://conf.goldschmidt.info/goldschmidt/2025/meetingapp.cgi/Home/0 For starters, Victor Goldschmidt basically founded the modern science of cosmochemistry. He named the element categories- lithophiles, chalcophiles, siderophiles, and atmophiles- we use today… Read More »Goldschmidt 2025
See also: Day 1 The 33rd meeting of the Small Bodies Assessment Group continues. This is a somewhat shorter SBAG meeting than usual. Given the upheaval of January/February, and the budget/regulatory risk, funding could not be confidently assigned for Early… Read More »Summer 2025 SBAG Meeting, Day 2