planetarygeomorphology.wordpress.comPlanetary Geomorphology Image of the MonthLobate Forms: Mass Movements Directly Linked to Impact Cratering Processes Craters have rims and floors. Sometimes, the rim collapses back onto the floor. And some of those times, the collapse is flowing and spreading, into… Read More »See Ceres Lee Scree
We have a mid-month Geochimica Et Cosmochimica Acta, 15 January 2026 (vol 413): Cody, G. D. Alexander, C. M. O’D. Foustoukos, D. I. et al. Placing asteroid Bennu’s organic solids in molecular and elemental context with those in aqueously altered carbo… Pg 33-47… Read More »Note, Paper: Ample Sample “Time Capsules”
New paper from Journal of Geophysical Research- Planets (JGR-P), December 2025 (vol. 130 #12): Lawrence, W. M. Ehlmann, B. Phyllosilicate Infrared Spectral Features as Tracers of Aqueous Alteration in CM Chondrites and Implications for Remote Sensing of Hydrated Asteroids 2025JE009377… Read More »Note, Paper: Clay Trace Paper; In Space?
Time for the Autumn meeting of the AGU (American Geophysical Union). The big meet is in New Orleans, Dec. 15-19: https://www.agu.org/annual-meeting As you might expect from the name “Geophysical”, it mostly deals with the Earth. It deals with the Earth… Read More »2025-Fall AGU Meeting
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…)
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-)
Wow, what an Astronomy & Astrophysics for Nov. (vol. 703): Ortiz, J. L. Morales, N. Sicardy, B. et al. A high geometric albedo and small size for the Haumea cluster member (24835) 1995 SM55 determined from a stellar occultation and… Read More »Note, Paper: AaAnksgiving!