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3I Volatiles Refined

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Please excuse the time lag, we had a holiday: Tue, 25 Nov Astrophysics > Earth and Planetary Astrophysics (astro-ph.EP)  www.arxiv.org/abs/2511.19112 Trigo-Rodríguez, J. M. Gritsevich, M. Blum, J. Spectrophotometric evidence for a metal-bearing, carbonaceous, and pristine interstellar comet 3I/ATLAS Wed, 26 Novwww.arxiv.org/abs/2511.19467… Read More »3I Volatiles Refined

Note, Paper: AaAnksgiving!

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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!

RAMSES Has Rubber Stamp

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No surprise: ESA’s Ministerial Council approved (officially…) the RAMSES mission. While meeting this week (26-27 Nov… US holiday), the European Space Agency’s Council of Ministers officiated Agency matters. RAMSES is now on track to rendezvous with Apophis in ~2029, partly… Read More »RAMSES Has Rubber Stamp

Note, Paper: Seeing Pieces

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More papers from Planetary Science Journal (2025, vol. 6): M. Darby Dyar, Breitenfeld, L. B. Lane, M. D. et al.  Spectroscopy of the Hamburg Meteorite, Michigan H4  240  ae0a4fBair, A. N. Schleicher, D. G.  Comprehensive Analyses of the Strongly Carbon-chain… Read More »Note, Paper: Seeing Pieces

ATLAS Hindustan-Tracking

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More reports on our extrasolar boulder: Astrophysics > Earth and Planetary Astrophysics  www.arxiv.org/abs/2511.16247[Submitted on 20 Nov 2025]Ahuja, G. Ganesh, S.  Dynamical simulation of the Interstellar Comet 3I/ATLAS Using Newton’s laws (plus a little of Kepler’s), with the path of the comet… Read More »ATLAS Hindustan-Tracking

3I/ATLAS Bi-‘Gram

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Posted to Astronomers’ Telegram last week, two more short reports: ATel #17503,  www.astronomerstelegram.org/?read=17503 Bolin, B. Wong, I. Lemaux, B. et al.  Gemini pre-perihelion detection of CN/C3/C2 gas emission and dust fans in interstellar comet 3I/ATLAS  on 20 Nov 2025; 02:37 UTATel #17502;  www.astronomerstelegram.org/?read=17502Ganesh,… Read More »3I/ATLAS Bi-‘Gram