activity
20102026
most citedMolecular investigations of comets C/2002 X5 (Kudo-Fujikawa), C/2002 V1 (NEAT), and C/2006 P1 (McNaught) at small heliocentric distances

29 citations · 116 across the 17 of their papers we have counts for

collaborators
Showing 2025Show all

5 papers · 1 filter

astro-ph.EP2025

CHOH and HCN in Interstellar Comet 3I/ATLAS Mapped with the ALMA Atacama Compact Array: Distinct Outgassing Behaviors and a Remarkably High CHOH/HCN Production Rate Ratio

Nathan X. Roth, Martin A. Cordiner, Dominique Bockelée-Morvan +15

We report the detection of methanol (CHOH) toward interstellar comet 3I/ATLAS using the Atacama Compact Array of the Atacama Large Millimeter/Submillimeter Array (ALMA) on UT 2…

astro-ph.EP2025

The Evolution in Coma Molecular Composition of Comet C/2017 K2 (PanSTARRS) Across the HO Sublimation Zone: ALMA Imaging of an HO-Dominated Coma

Nathan X. Roth, Stefanie N. Milam, Martin A. Cordiner +8

We report a survey of molecular emission from cometary volatiles using the Atacama Large Millimeter/Submillimeter Array (ALMA) toward comet C/2017 K2 (PanSTARRS) carried out on UT…

astro-ph.EP2025

Isotopic composition of cometary water and the origin of Earth's oceans

Dariusz C. Lis, Martin Cordiner, Nicolas Biver +4

Studies of the water content and isotopic composition of water-rich asteroids and comets are of key interest for understanding the late accretion stage of the Solar System cometary…

astro-ph.EP2025

The Ongoing Decline in Activity of Comet 103P/Hartley 2

Ariel Graykowski, Guillaume Langin, David Chiron +102

We report photometric observations of Comet 103P/Hartley 2 during its 2023 apparition. Our campaign, conducted from August through December 2023, combined data from a global networ…

astro-ph.EP2025★ 6 cited

First Detection of Molecular Activity in the Largest Known Oort Cloud Comet: ALMA Imaging of C/2014 UN271 (Bernardinelli-Bernstein) at 16.6 au from the Sun

Nathan X. Roth, Stefanie N. Milam, Martin A. Cordiner +12

We report observations of comet C/2014 UN271 (Bernardinelli-Bernstein) carried out on UT 2024 March 8 and 17 at a heliocentric distance () of 16.6 au using the Atac…