More comety goodness coming: Astrophysics > Earth and Planetary Astrophysics arxiv.org/abs/2512.12819[Submitted on 14 Dec 2025]Serra-Ricart, M. Licandro, J. Alarcon, M. R. Pre-perihelion detection of a wobbling high-latitude jet in the interstellar comet 3I/ATLAS One feature of comets is jetting- emission… Read More »Interstellar Jet Presented (ATLAS)
Yes, I know YouTube is a full-color sewer of mediocrity. Every so often, a reputable source puts up a reputable short. Here’s one that’s reputable, and not-so-short: https://www.youtube.com/watch?v=BgrD1bd_In4Dec 17, 2025 Deep Space Dialogues (Stefanie Milam) Planets, Asteroids, and Interstellar Interlopers, OH… Read More »JW Pub (Dubbed): 3I, YR4, etc.
Hot on the heels of the last apparent comet discovery: http://www.cbat.eps.harvard.edu/iau/cbet/005600/CBET005648.txt We have multiple reports of an object with a coma and/or tail- therefore indicating activity, therefore indicating a comet. Except this “comet” orbits, to the precision of our measurements… Read More »*NEW* : Main-Belt Comet P/2025 W4 (Pan-STARRS)
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…)