Quick blurb in Astronomers’ Telegram: www.astronomerstelegram.org/?read=17538Jehin, E. Hmiddouch, S. Aravind, K. et al. TRAPPIST bright comets production rates: 3I/ATLAS, 24P/Schaumasse, C/2025 T1 (ATLAS), C/2025 K1 (ATLAS) and C/2025 R2 (SWAN)on 10 Dec 2025: 22:50 UT Besides covering multiple comets, coverage of interstellar… Read More »ATLAS Slight-Aperture Brightnesses
Let’s catch up with preprints: Astrophysics > Earth and Planetary Astrophysics arxiv.org/abs/2512.09020Hoogendam, W. B. Kuesters, D. Shappee, B. J. et al. University of Hawaii 88-inch Telescope Observations of the Interstellar Comet 3I/ATLAS: Spectrophotometric Blue-Sensitive Spectral Time Series Spanning Two Months… Read More »3I Timely Time Series
The November issue of Meteoritics & Planetary Science (vol. 60 #11) is finally up, on December 11. Oh well: Harrison, C. S. King, A. J. Jones, R. H. et al. Petrography of phosphates in CI and CY carbonaceous chondrites Pg… Read More »Note, Paper: Grain and Phosphate Explainer
Just out from the Science media family: Science vol. 390 #6778, December 2025Robin George Andrews, 11 Dec 2025 Planet Protector science.zolm8st Sarah Crespi, Elah Feder, Robin George Andrews 11 Dec 2025 Hunting asteroids from space, and talking to pollinators with… Read More »NEO Surveyor We Cover
New in PNAS (Pub. Natl. Acad. Scis.) as of Dec 9, 2025 (vol. 122 #49): Mojarro, A. Aponte, J. C. Dworkin, J. P. Prebiotic organic compounds in samples of asteroid Bennu indicate heterogeneous aqueous alteration e2512461122 pnas.2512461122 Organic compounds: yes, asteroids… Read More »Note, Paper: Bennu Stew New Amino
There’s a mid-month (15 January 2026, vol. 444) Icarus: Rosenbush, V. Kleshchonok, V. Ivanova, O. et al. A comprehensive study of comet 67P/Churyumov-Gerasimenko in the 2021/2022 apparition. I. Photometry, spectroscopy, mor… Art 116799 .2025.116799Benson, C. I. Scheeres, D. J. The… Read More »Note, Paper: Moving-Object Boogie
Just now on Space Sci Rev, vol. 221 (all of 2025): Hezel, D.C. Palme, H. Zipfel, J. et al. Evolution of the Solar System: Constraints from Meteorites – Editorial Art 125 s11214-025-01254-7 As with the previous editorial, this is more… Read More »Space Sci Rev: Solar Sys. Growth (meta…)
More lightcurves on our little visitor, but this time in millimeter-wave: Astrophysics > Earth and Planetary Astrophysics arxiv.org/abs/2512.021061 Dec 2025Hinkle, J. T. Yang, B. Meech, K. J. et al. JCMT Constraints on the Early-Time HCN and CO Emission and HCN… Read More »ATLAS Maxwell-Tackled
Just discovered November (while we were feasting): a new Main-Belt comet. A typical comet comes out of the outer Solar System, then warms and activates when it reaches the inner Solar System. Not Main-Belters. These “comets” reside in the asteroid… Read More »*NEW* : Main-Belt Comet 2025 W3 (Kresken)
Hit the jackpot… or would that be Natpoj? In the “latest issue” of Nature Astronomy (not even November… early web postings): Nguyen, A.N. Seifert, L.B. Shimizu, K. et al. Abundant supernova dust and heterogeneous aqueous alteration revealed by stardust in… Read More »Note, Paper: Sugar, Prespice, and Everything Ni(tro-)