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)
In the Planetary And Space Science December 2025 issue (vol. 269): Gorshanov, D. L. Sokova, I. A. Petrova, S. N. et al. Testing the binarity of asteroid (720) Bohlinia using lightcurve analysis Art 106217 .2025.106217 We think there’s a satellite around… Read More »Note, Paper: Sat Anal Validated?
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…)
In ApJ (Astrophysical Journal) for Dec 1 2025 (vol. 994, #2): Huang, Z. Hirabayashi, M. Orlando, T. M. Micrometeoroid Impacts: Dual Pathways for Iron Reduction and Oxidation on Lunar and Asteroidal Surfaces 240 ae19e6Madeira, G. Morgado, B. E. Pereira, C. L.… Read More »Note, Paper: Particles Near and Far
Let’s check Icarus for 1 January 2026 (vol. 443): Souza-Feliciano, A. C. Rommel, F. L. Morgado, B. E. et al. Rotational Light Curve, phase, and visible colors of (52246) Donaldjohanson throughout Lucy Mission Flyby Art 116771Hirabayashi, M. Prediction of Apophis’s… Read More »Note, Paper: Of Shapes and Fates
This week will bring us the Galileo at 30 meeting, a retrospective of the Galileo mission to Jupiter and the Jovian system: https://www.kiss.caltech.edu/special_events/2025_Galileo_at_30.html Monday marks 30 years since the orbit insertion maneuver. Let’s not forget, aside from the Jovian system,… Read More »Happy Gali-versary (Galileo at 30)
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)
New in Space Science Reviews (2025, vol. 221): Tortora, P. Granmiga, E. Lasagni Manghi, R et al. The Radio Science Experiment on Hera, Juventus and Milani Art 124 s11214-025-01253-8 The Hera mission contains the CubeSats Juventus and Milani. The two… Read More »Space Science Reviews: Radio Three Europe
The journal Aerospace Science and Technology covers everything from little ‘copters to starships. But now and then, given its breadth, something is asteroid-relevant. In the Dec issue (vol. 167): Yang, H. Zhu, S. Ge, D. et al. Impulsive maneuver optimization… Read More »Note, Paper: Landing Commanding Understanding
Wow, what an Astronomy Journal (AJ) for Dec (vol. 170 #6): Willacy, K. Majumdar, L. Bonev, B. et al. The Interstellar Heritage of Comets Art 312 ae0caeHou, X. Tan, P. Liu, X. et al. Influence of Planetary Flyby Events on… Read More »Note, Paper: Pix by Pix, Fly by Fly…