activity
20152026
most citedImplications for planetary system formation from interstellar object 1I/2017 U1 (`Oumuamua)

60 citations · 389 across the 47 of their papers we have counts for

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44 papers · 1 filter

astro-ph.EP2026

Tails and Trails: Comets and NEOs Survive Co-addition in Rubin Early Data Preview 2

Colin Orion Chandler, Joseph Murtagh, Ian Chow +11

We identify effectively single-visit imaging hidden within the deep co-added images of the NSF-DOE Vera C. Rubin Observatory Early Data Preview 2 (EDP2). These shallow regions cont…

astro-ph.EP2026

High water D/H ratio of the interstellar object 3I/ATLAS is consistent with a low-metallicity origin

Kenji Furuya, Martin Cordiner, Dominique Bockelée-Morvan +5

Recent JWST observations have revealed unusually high C/C ratios in carbon-bearing molecules of the interstellar object 3I/ATLAS, consistent with formation in a lower…

astro-ph.EP2026

You Only Stack Once (YOSO): A Motion-Filtered, Deep-Learning Framework for Detecting Faint Moving Sources

Nitya Pandey, César Fuentes, Pedro Bernardinelli +15

We present You Only Stack Once (YOSO), an automated pipeline designed to detect faint, slow-moving Solar System objects in wide-field astronomical surveys. The pipeline integrates…

astro-ph.EP2026

Characterization of the Volatile Properties of 133P/Elst-Pizarro and Other Main-Belt Comets with JWST and Ground-Based Observations

Henry H. Hsieh, John W. Noonan, Michael S. P. Kelley +10

We report results from an analysis of the volatile composition and evolution of main-belt comet (MBC) 133P/Elst-Pizarro using JWST NIRSpec and NIRCam observations and ground-based…

astro-ph.EP2026

Emerging Diversity Among the Main-Belt Comets: Insights from JWST and Ground-Based Observations of 457P/Lemmon-PANSTARRS

John W. Noonan, Henry H. Hsieh, Michael S. P. Kelley +10

We present JWST NIRSpec and NIRCam observations of 457P/Lemmon-PANSTARRS, a main-belt comet that displayed activity around its 2020 perihelion and that was observed to regain activ…

astro-ph.EP2026

Isotopic Evidence for a Cold and Distant Origin of the Interstellar Object 3I/ATLAS

Martin Cordiner, Nathan X. Roth, Marco Micheli +16

Interstellar objects provide the only directly observable samples of icy planetesimals formed around other stars, and can therefore provide insight into the diversity of physical a…