Let’s check up on our guest comet, courtesy of arXiv: Astrophysics > Earth and Planetary Astrophysics 2602.23586Medler, K. Hoogendam, W. B. Ashall, C. et al. Contemporaneous Optical and Near-Infrared Observations of the Interstellar Comet 3I/ATLAS Pre- and Post-Perihelion[Submitted on 27 Feb… Read More »3I/ATLAS Tracking (Gases and Path Stats)
Yet again, the February issue of A&A (vol. 706) still says “in progress”. But March is up, so here goes: Carruba, V. Sfair, R. Winter, O. C. The dynamically hazardous asteroid 2025 TV10 – A new co-orbital asteroid of Venus … Read More »Note, Paper: Hot Mess (or Not)
Mustn’t let our interstellar guest slip away unnoticed: Astrophysics > Earth and Planetary Astrophysics arxiv.org/abs/2602.21586Hartman, J. D. Bakos, G. Á. Jordan, A. et al. HATPI Pre-Perihelion Time-series Photometry of the Interstellar Comet 3I/ATLAS[Submitted on 25 Feb 2026] Standard Disclaimer: The… Read More »HATPI ATLAS Chance Gathering
Let’s stay current with Planetary Science Journal (all articles 2026, vol. 7): Fraser Gillan, A. Fitzsimmons, A. Chandler, C. O. et al. On the Border: Searching for Cometary Activity near the Centaur-JFC Transition Line 3 ae2c7fDeshapriya, J. D. P. Hasselmann,… Read More »Note, Paper: Activity, Activation, and Adsorption
Just up on the IAU (International Astronomical Union) home page: www.iau.org/IAU/News/Ann2026/Comet-3IAtlas.aspx -, 23 Feb 2026 IAU Combats Misinformation on Interstellar Object Comet 3I/Atlas Not very fast-reacting, those IAU media specialists. Still, it’s quite good and handy to have our highest,… Read More »Astronomers Combatting ATLAS Pap
More ‘scoops’ (potentially…) from the arXiv.org preprint server: Earth and Planetary Astrophysics > arxiv.org/abs/2602.14218Li, J. Shi, X. Hui, M-t. et al. Pre-Perihelion Volatile Evolution of Interstellar Comet 3I/ATLAS Indicating Significant Contribution from Extended Source in the Coma My usual disclaimer:… Read More »Hyperactive ATLAS Gas Secondhand
YouTube is 21st-Century television- a pandering medium for pandered, lazy minds. However, every once in a while an authoritative source posts meaningful content, instead of shiny, pandering noise. That day has come, and regarding a celestial body of which much… Read More »ATLAS Panel Chat
More preprints (NOT officially reviewed journal papers) from arXiv.org: Astrophysics > Earth and Planetary Astrophysics arxiv.org/abs/2602.12930Paek, G. S. H. Im, M. Jeong, M. et al. Pre-perihelion Emergence of the CN Gas Coma in 3I/ATLAS Temporally and Spatially Resolved by the… Read More »ATLAS Activity Track Drafts
More short briefings from Astronomers’ Telegram: www.astronomerstelegram.org/?read=17664Mugrauer, M. Belger, M. Jamil, Z. et al. Follow-up Imaging Observations of the Interstellar Comet 3I/ATLAS ATel #17664 on 10 Feb 2026; 13:40 UT Yes, it’s a comet. We continue to track the small body, both in… Read More »ATLAS Kamera Gesellschaft
The January Astronomy & Astrophysics (vol. 705) still says ‘in progress’. But it’s February, and the February issue is posting articles. So here’s Jan anyway: Serra-Ricart, M. Licandro, J. Alarcon, M. R. Pre-perihelion detection of a wobbling high-latitude jet in… Read More »Note, Paper: Leads that Matter on Scattering Seeds