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
Briefly: there’s a meeting on the Extremely Large Telescope going on right now, the Vienna ELT Science + Simulations Workshop, at the University of Vienna Observatory. https://astarvienna.github.io/websites/ELTWorkshopSept2025.html This is the second Vienna meeting, #2: “Spatial resolution”. (If you aren’t already… Read More »2nd Vienna ELT Meeting
The latest “issue” (all-digital) of Geochemical Perspectives Letters includes (17 Sep 2025- vol. 37): Wölfer, E. Hellmann, J. Burkhardt, C. et al. Ge, Te, and Zn isotopic link between Ryugu and CI chondrites P. 1 geochemlet.2537 A brief examination of… Read More »Note, Paper: Mod Vol Balls and Falls
This is already out, but in case you missed it… The solicitation for the 2026 Schweickart Prize has been announced. The Prize, named after Apollo astronaut and B612 Foundation co-founder Rusty Schweickart, is for a graduate student or recent postdoc… Read More »2026 Schweickart Prize Now Open
September’s Meteoritics & Planetary Science (vol. 60 #9) is now up, plus a supplemental issue: Lee, M. R. Salge, T. Maclaren, I. Magnesium phosphate in the Cold Bokkeveld (CM2) carbonaceous chondrite P. 2017 maps.70018Vacher, L. G. Phan, V. T. H.… Read More »Note, Paper: Phos-Fact Post
Just posted by JAXA: a polite but thorough debunking of a conspiracy theory. In Japanese culture, a rumor/viral media suggested a catastrophe, to occur on July 5. Admittedly, Japanese culture is marked by catastrophes (ask any geologist… or tropical-cyclone meteorologist).… Read More »JAXA Lays Down the Landscape
The issue of Earth and Planetary Science Letters for 15 Oct (vol. 668) includes: Nakahashi, T. Miyahara, M. Yamaguchi, A. Experimental constrants on the shock history of CI chondrites and Ryugu grains Art 119559 .2025.119559 Shock manifests itself as crystal defects.… Read More »Note, Paper: Impact Crack Tracking
In the current issue of MIT Technology Review (Sep/Oct, vol. 128 #5): Tereza Pultarova p. 12 Job titles of the future: Satellite Streak AstronomerRobin George Andrews p. 42 Inside the hunt for the most dangerous asteroid ever Yes, we have… Read More »MIT Tech Review Times Two
In Nature Communications recently, vol. 16: Santana-Ros, T. Bartczak, P. Muinonen, K. et al. Hayabusa2 extended mission target asteroid1998 KY26 is smaller and rotating faster than previously known Art 8275 s41467-025-63697-4 Can’t have too many surprises for the Hayabusa2# investigation-… Read More »Note, Paper: Pre-flew Preview