Since we’re talking about an object penetrating our Solar System from other parts of the galaxy, it was inevitable that this would draw wider media coverage. That coverage: www.youtube.com/watch?v=8HeTCmtNJSUJul 3, 2025 Scott Manley We Just Discovered The Fastest Interstellar Comet… Read More »3I/ATLAS Patch
…continuing from a prior post (and another): Astrophysics > Earth and Planetary Astrophysics arxiv.org/abs/2507.07312[Submitted on 9 Jul 2025 (v1). last revised 12 Jul 2025 (this version, v2)]X-SHOOTER Spectrum of Comet C/2025 N1: Insights into a Distant Interstellar VisitorAlvarez-Candal, A. Rizos,… Read More »3I/ATLAS Hat Trick…
Just in at Science magazine: the rush to observe interstellar object 3I/ATLAS. https://www.science.org/content/article/astronomers-race-study-interstellar-interloper11 Jul 2025 Adam Mann Astronomers race to study interstellar interloper z1ju4jb We have a few brief months to study this example of material from another system. In… Read More »3I/ATLAS Wrangling
Some works of note in MNRAS Letters for July (vol.541): Snodgrass, C. Holt, C. E. Kelley, M. S. P. et al. First JWST spectrum of distant activity in long-period comet C/2024E1 (Wierzchos) p. L8 slaf046Basha, R. D. Klein, Y. Y.… Read More »Note, Paper: Small Clues to Small Bodies
There’s a mid-month issue of Icarus, so let’s get caught up. In vol. 435 (15 July 2025): Shou, Y. Combi, M. Feaga, L. et al. Surface activity of H2O and CO2 on comet 103P/Hartley2 derived from EPOXI/HRI images Article 116557 … Read More »Note, Paper: Spray Papers
The journal Planetary and Space Science is thin for July (vol. 261): Cambianica, P. Munaretto, G. Cremonese, G. Pre-perihelion observations of the carbon-depleted comet C/2023 A3 (Tsuchinchan-ATLAS)- Insights into CN production and molecu… art. 106102 .2025.106102 I’ve said it before:… Read More »Note, Paper: Organic Dragnet
The American Astronomical Society (AAS) will hold its biannual (Summer) meeting in Anchorage, Alaska this week. Even though this “general” meeting includes the sub-meetings of the Laboratory Astrophysics Division and Solar Physics Division, there’s still relevant content here for the… Read More »Summer AAS Meeting 2025 (Anchorage)
Time for another batch of papers from Planetary Science Journal (still vol. 6): Schang, K. Dove, A. Effects of Particle Shape and Size on Granular Mechanics in Vacuum and Microgravity Environments 88 adbgebÄtuk, M. Two Possible Orbital Histories of… Read More »Note, Paper: Mote Papers
A quick story in the journal Science: https://www.science.org/content/article/china-sets-out-sample-unusual-near-earth-asteroid Dennis Normile China sets out to sample an unusual near-Earth asteroid .z2q2idq Normile describes the Chinese Tianwen-2 mission and its target, the Earth-resonant asteroid (469219) Kamo’oalewa. The asteroid has the unusual property… Read More »Out of Ecliptic, In Patch
Articles of note in MNRAS (Monthly Notices of the Royal Astronomical Society) for April: Volume 538, Issue 2 – Volume 538, Issue 3 Mariblanca-Escalona, I. Lara, L. M. Moreno, F. et al. Activity of comet 7P/Pons–Winnecke during the 2021 apparition… Read More »Note, Paper: Not Blind Curves