Let’s get caught up again with arXiv preprints: Earth and Planetary Astrophysics > arxiv.org/abs/2601.15443Tan, H. Yan, X. Li, J-Y. Perihelion Asymmetry in the Water Production Rate of the Interstellar Object 3I/ATLAS[Submitted on 21 Jan 2026] arxiv.org/abs/2601.16983Hoogendam, W. B. Jones, D.… Read More »ATLAS Gas and Path Abstracts
Posted on AASNova, an aggregator for publications of AAS (the American Astronomical Society): https://aasnova.org/2026/01/28/monthly-roundup-interstellar-visitor-3i-atlas/Kerry Hensley, 28 January 2026 Monthly Roundup: Interstellar Visitor 3I/ATLAS Spoiler: it’s a comet. The release of chunks that, themselves, release gas (“hyperactivity”) is a bit odd,… Read More »ATLAS Jan Wrapup (…so far)
Catching up with Advances In Space Research for 1 Jan 2026 (vol. 77 #1): Tan, X. Li, C. Wang, J. et al. Ground validation of dust multi-properties analyzer onboard Tianwen-2 Pg 1206 .2025.10.086Lin, C-M. Yang, I-C. The characteristics of the… Read More »Note, Paper: Grain Stain Explainers
Again, more goodies in Space Science Reviews for the new year (volume 222): Zhang, R. Zhang, H. Liu, J. et al. Tianwen-2 Mission of China’s Planetary Exploration Program 11 s11214-026-01268-9 The Tianwen-2 mission, launched last year, will rendezvous with asteroid… Read More »Space Science Reviews Tianwen-2
Catching up with arXiv.org‘s posts: Earth and Planetary Astrophysics > arxiv.org/abs/2601.06759Lisse, C. M. Bach, Y. P. Bryan, S. A. et al. SPHEREx Re-Observation of Interstellar Object 3I/ATLAS in December 2025: Detection of Increased Post-Perihelion Activity, Refractory Coma Dust, and New… Read More »ATLAS Gas and Scatterer Scan
Yes, it’s time again for SBAG (NASA Small Bodies Assessment Group), this time the Winter meeting: 34th Meeting of the NASA Small Bodies Assessment Group (SBAG)January 13–14, 2026 https://www.hou.usra.edu/meetings/sbagjan2026/technical_program/?session_no=101 Tuesday, January 13, 2026, 8:30 AM8:30 AM Darryl Seligman Early-Career Icebreaker9:25… Read More »2026 Winter SBAG Meeting, 1
Just posted on the ol’ arXiv, more engineering than science: Earth and Planetary Astrophysics > arxiv.org/abs/2601.02533Hibberd, A. Eubanks, T. M. Catching 3I/ATLAS Using a Solar OberthSubmitted on 5 Jan 2026 Not only is our object of interest ATLAS from another… Read More »3I High-Speed Flyby Try?
Again, the American Astronomical Society’s big meeting is about to go on (Jan 4-8), in Phoenix, AZ. https://aas.org/meetings/aas247 Highlights from (effective) day 2, Jan 6: https://submissions.mirasmart.com/AAS247/Itinerary/EventsAAG.aspx See also: Day 1 (ish) Tuesday, January 6 203 – High-Altitude Balloon Astronomy: Instruments,… Read More »AAS Winter 2026 Meeting, Two(sday)
It’s January, time for the big AAS (American Astronomical Society) meeting. This year, it’s in mild and sunny Phoenix, AZ, January 4-8. https://aas.org/meetings/aas247 Of course, the big meeting is themed around… nothing, it’s a general meeting. There’s a separate DPS… Read More »AAS Winter 2026 Meeting, One
Just in (literally) from Astronomers’ Telegram: www.astronomerstelegram.org/?read=17571Manna, A. Pal, S. Baug, T. Detection of comet 3I/ATLAS in radio wavelength during closest approach to Earth using uGMRTATel #17571 on 2 Jan 2026; 05:10 UT The uGMRT is the upgraded Giant Metrewave… Read More »3I Sizeable-Wire Findings