activity
20062026
most citedBroadband UBVRI Photometry of Horizontal-Branch and Metal-Poor Candidates from the HK and Hamburg/ESO Surveys. I

75 citations · 247 across the 11 of their papers we have counts for

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Showing astro-ph.EPShow all

6 papers · 1 filter

astro-ph.EP2023

A Potential Aid in the Target Selection for the Comet Interceptor Mission

Erik Vigren, Anders I. Eriksson, Niklas J. T. Edberg +1

The upcoming Comet Interceptor mission involves a parking phase around the Sun-Earth L2 point before transferring to intercept the orbit of a long period comet, interstellar object…

astro-ph.EP2022

Cometary Ionospheres: An Updated Tutorial

Arnaud Beth, Marina Galand, Cyril Simon Wedlund +1

This chapter aims at providing the tools and knowledge to understand and model the plasma environment surrounding comets in the innermost part near the nucleus. In particular, our…

astro-ph.EP2021★ 8 cited

Multi-instrument analysis of far-ultraviolet aurora in the southern hemisphere of comet 67P/Churyumov-Gerasimenko

P. Stephenson, M. Galand, P. D. Feldman +9

Aims. We aim to determine whether dissociative excitation of cometary neutrals by electron impact is the major source of far-ultraviolet (FUV) emissions at comet 67P/Churyumov-Gera…

astro-ph.EP2020★ 13 cited

Momentum and pressure balance of a comet ionosphere

Hayley Williamson, Hans Nilsson, Gabriella Stenberg Wieser +3

We calculate the momentum flux and pressure of ions measured by the Ion Composition Analyzer (ICA) on the Rosetta mission at comet 67P/Churyumov-Gerasimenko. The total momentum flu…

astro-ph.EP2019

Cometary Plasma Science -- A White Paper in response to the Voyage 2050 Call by the European Space Agency

Charlotte Götz, Herber Gunell, Martin Volwerk +27

Comets hold the key to the understanding of our solar system, its formation and its evolution, and to the fundamental plasma processes at work both in it and beyond it. A comet nuc…

astro-ph.EP2017★ 34 cited

Rosetta photoelectron emission and solar ultraviolet flux at comet 67P

Fredrik L. Johansson, E. Odelstad, J. J. P. Paulsson +10

The Langmuir Probe instrument on Rosetta monitored the photoelectron emission cur- rent of the probes during the Rosetta mission at comet 67P/Churyumov-Gerasimenko, in essence acti…