This week: a seminar/conference on the returned samples from Ryugu and Bennu, and their implications: https://www.hou.usra.edu/meetings/bennuryugu2025/ Bennu and Ryugu: Samples from the Early Solar System WorkshopOctober 7–9, Lunar and Planetary Institute, Houston On the (very rich) agenda (www.hou.usra.edu/meetings/bennuryugu2025/technical_program/): Tuesday, October… Read More »Bennu and Ryugu Samples Workshop
The Japanese space agency (ISAS department) is hosting an open, online meeting on the OPENS mission proposal: www.isas.jaxa.jp/en/researchers/info/004084.htmlSep 17, 2025The First OPENS International Science Workshop (Sep 29-30, 2025/ Full Online) One would think probes to Saturn are beyond all but… Read More »Japanese OPENS Meeting Sep. 29-30
Briefly: The Astronomer’s Telegram posts quick, short, straightforward notices… like telegrams! ATel#17416 www.astronomerstelegram.org/?read=17416Farnham, T. L. Feaga, L. M. Ye, Q. et al. Observations of an Asymmetric CN Coma in Interstellar Comet 3I/ATLAS 23 Sep 2025; 19:02 UT Cyanide and cyano-compounds… Read More »3I Cyan-Active ATLAS
I want to quickly cover the Geochimica et Cosmochimica Acta for 15 Sep (vol. 405): Nakashima, D. Friedrich, J. M. Ott, U. Initial 244Pu/238U ratios and seach for presolar SiC in Ca-Al-rich inclusions from CV3 chondrite using noble gas and… Read More »Note, Paper: Isotope Exo-Motes
I forgot the mid-2025 Extraterrestrial Materials Analysis Group meeting is this whole week, but then again so did a lot of people. With all the upheaval- in policy and in ways and means- going on this year, the “May” meeting… Read More »“Spring” 2025 ExMAG Meeting
The Planetary and Space Science issue for 1 Oct (vol. 265) includes: Gallot, T. Sedofeito, C. Ginares, A. et al. Seismic wave experiments in granular media with applications to asteroids Art 106153 .2025.106153Barbieri, C. Beolchi, A. Bertini, I. et al. Preparing for… Read More »Note, Paper: We Cover Pre-Recovery
In a few days: the “Cosmic Dust 15” meeting, in Osaka. https://www.cps-jp.org/~dust/Welcome.html Yes, dust. You know, the dust that is shed by comets, plus asteroids too (active asteroids, and the ejecta from impacts). The meteors you see in the night… Read More »Cosmic Dust Meeting 2025
The Europlanet-AAS Division for Planetary Science meeting for Friday, Sep. 12 (see also Mon, Tue, Wed, Thu): https://www.epsc-dps2025.eu/ https://meetingorganizer.copernicus.org/EPSC-DPS2025/meetingprogramme MITM10Laboratory experiments in support of ground observations and space missions (sample return, analogs, analytical workflow etc.) Low-temperature reflectance spectra of meteorites:… Read More »2025 Joint EPSC-DPS Meeting, V
The details on our interstellar friend keep filling in, now that we have tracking over a nonnegligible observing arc: Astrophysics > Earth and Planetary Astrophysics arxiv.org/abs/2509.05181[Submitted on 5 Sep 2025]Gray, Z. Bagnulo, S. Borisov, G. et al. Extreme Negative Polarisation… Read More »ATLAS Keeps Tabs on ATLAS…
The meeting for Thursday, Sep. 11 (see also Mon, Tue, Wed): https://www.epsc-dps2025.eu/ https://meetingorganizer.copernicus.org/EPSC-DPS2025/meetingprogramme MITM8Imagery, photometry, and spectroscopy of small bodies and planetary surfaces The potential of in-situ THz-spectroscopy to resolve the subsurface structure of Comets – Linus Stoeckli et al.… Read More »2025 Joint EPSC-DPS Meeting, IV