Evidence for distributed gas sources of hydrogen halides in the coma of comet 67P/Churyumov–Gerasimenko

Autor: Michael R. Combi, Thierry Sémon, Christelle Briois, Myrtha Hässig, Tamas I. Gombosi, Chia-Yu Tzou, Hans Balsiger, Sébastien Gasc, Frederik Dhooghe, Henri Rème, Gaël Cessateur, Eddy Equeter, Andrew Gibbons, Jean-Jacques Berthelier, Léna Le Roy, Kathrin Altwegg, Peter Wurz, Björn Fiethe, Ursina Calmonte, Stephen A. Fuselier, Urs Mall, Johan De Keyser, Martin Rubin, Eddy Neefs, Bernard Marty, Herbert Gunell, Romain Maggiolo

Publikováno v: Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2017, 469 (Suppl_2), pp.S695-S711. ⟨10.1093/mnras/stx2725⟩
Monthly Notices of the Royal Astronomical Society, 2017, 469 (Suppl_2), pp.S695-S711. ⟨10.1093/mnras/stx2725⟩
De Keyser, Johan; Dhooghe, Frederik; Altwegg, Kathrin; Balsiger, Hans; Berthelier, Jean-Jacques; Briois, Christelle; Calmonte, Ursina Maria; Cessateur, Gaël; Combi, Michael R.; Equeter, Eddy; Fiethe, Björn; Fuselier, Stephen; Gasc, Sébastien; Gibbons, Andrew; Gombosi, Tamas; Gunell, Herbert; Hässig, Myrtha; Le Roy, Léna; Maggiolo, Romain; Mall, Urs; ... (2017). Evidence for distributed gas sources of hydrogen halides in the coma of comet 67P/Churyumov-Gerasimenko. Monthly notices of the Royal Astronomical Society, 469(Suppl_2), S695-S711. Oxford University Press 10.1093/mnras/stx2725

International audience; Rosetta has detected the presence of the hydrogen halides HF, HCl, and HBr in the coma of comet 67P/Churyumov-Gerasimenko. These species are known to freeze out on icy grains in molecular clouds. Analysis of the abundances of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a8529bdb687fe46b06b83ca094107693
https://doi.org/10.1093/mnras/stx2725

Two years with comet 67P/Churyumov-Gerasimenko: H2O, CO2, and CO as seen by the ROSINA/RTOF instrument of Rosetta

Autor: Thierry Sémon, Annette Jäckel, Peter Wurz, Philippe Garnier, Kathrin Altwegg, Ulrich Mall, Jérémie Lasue, Henri Rème, H. Gourlaouen, Ursina Calmonte, A. Korth, J. H. Waite, Martin Rubin, M. Hoang, Léna Le Roy, Arnaud Beth, B. Fiethe, Sébastien Gasc, André Galli, Chia-Yu Tzou, Hans Balsiger

Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, 2019, 630, ⟨10.1051/0004-6361/201834226⟩

Context. The ESA Rosetta mission investigated the environment of comet 67P/Churyumov-Gerasimenko (hereafter 67P) from August 2014 to September 2016. One of the experiments on board the spacecraft, the Rosetta Orbiter Spectrometer for Ion and Neutral

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2500edf738d529c27e58815c67f512eb
https://hal-insu.archives-ouvertes.fr/insu-03674404

Sulphur isotope mass-independent fractionation observed in comet 67P/Churyumov–Gerasimenko by Rosetta/ROSINA

Autor: Sébastien Gasc, B. Fiethe, Tamas I. Gombosi, Chia-Yu Tzou, Ursina Calmonte, Thierry Sémon, Hans Balsiger, Martin Rubin, André Bieler, Susanne F. Wampfler, Kathrin Altwegg, Léna Le Roy, J-J Berthelier, J. De Keyser, Stephen A. Fuselier

Publikováno v: Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2017, 469 (suppl_2), pp.S787-S803. ⟨10.1093/mnras/stx2534⟩
Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2017, 469 (suppl_2), pp.S787-S803. 〈10.1093/mnras/stx2534〉
Calmonte, Ursina Maria; Altwegg, K; Balsiger, Hans; Berthelier, J-J; Bieler, A; De Keyser, J; Fiethe, B; Fuselier, S A; Gasc, Sébastien; Gombosi, T I; Le Roy, Léna; Rubin, Martin; Sémon, Thierry; Tzou, Chia-Yu; Wampfler, Susanne (2017). Sulphur isotope mass-independent fractionation observed in comet 67P/Churyumov–Gerasimenko by Rosetta/ROSINA. Monthly notices of the Royal Astronomical Society, 469(Suppl_2), S787-S803. Oxford University Press 10.1093/mnras/stx2534
Monthly Notices of the Royal Astronomical Society, 2017, 469 (suppl_2), pp.S787-S803. ⟨10.1093/mnras/stx2534⟩

International audience; The knowledge about sulphur isotopic fractionation in volatile cometary species is limited as only measurements in five comets have been done and only for 34S/32S. The lack of information about the fractionation of 33S/32S mak

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f6caa7630c0974f3cb9110fe21fdfa46
https://hal-insu.archives-ouvertes.fr/insu-01671992/document

Mechanical and electrostatic experiments with dust particles collected in the inner coma of comet 67P by COSIMA onboard Rosetta

Autor: Jochen Kissel, Anais Bardyn, Christelle Briois, Donia Baklouti, Martin Hilchenbach, Kurt Varmuza, Rita Schulz, John Paquette, W. Steiger, Nicolas Altobelli, Nicolas Fray, Sandra Siljeström, Andreas Koch, R. Thomas, Paola Modica, Johan Silen, Klaus Hornung, Henning Fischer, Oliver Stenzel, Yves Langevin, B. Zaprudin, Eva Maria Mellado, Léna Le Roy, Laurent Thirkell, H. Höfner, H. Henkel, Gerhard Haerendel, Hervé Cottin, Jouni Rynö, Sihane Merouane, Cécile Engrand, Harry Lehto, Klaus Torkar

Publikováno v: Phil.Trans.Roy.Soc.Lond.
Phil.Trans.Roy.Soc.Lond., 2017, A375 (2097), pp.20160255. 〈10.1098/rsta.2016.0255〉
Philosophical Transactions of the Royal Society A: Physical and Engineering Sciences (1990–1995)
Philosophical Transactions of the Royal Society A: Physical and Engineering Sciences (1990–1995), Royal Society, The, 2017, 375 (2097), pp.20160255. ⟨10.1098/rsta.2016.0255⟩
Phil.Trans.Roy.Soc.Lond.A
Phil.Trans.Roy.Soc.Lond.A, 2017, 375 (2097), pp.20160255. ⟨10.1098/rsta.2016.0255⟩

The in situ cometary dust particle instrument COSIMA (COmetary Secondary Ion Mass Analyser) onboard ESA's Rosetta mission has collected about 31 000 dust particles in the inner coma of comet 67P/Churyumov–Gerasimenko since August 2014. The particle

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d82eb544dbe71efcad7d6d28043d2c6a
https://pubmed.ncbi.nlm.nih.gov/28554975

Change of outgassing pattern of 67P/Churyumov–Gerasimenko during the March 2016 equinox as seen by ROSINA

Autor: Hans Balsiger, André Bieler, Sébastien Gasc, Martin Rubin, Thierry Sémon, Chia-Yu Tzou, André Galli, Henri Rème, Peter Wurz, A. Korth, Jack H. Waite, Stephen A. Fuselier, Tamas I. Gombosi, Johan De Keyser, M. Hoang, Léna Le Roy, Ursina Calmonte, Kathrin Altwegg, Jean-Jacques Berthelier, Björn Fiethe, Urs Mall

Publikováno v: Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, 2017, 469 (Suppl_2), pp.S108-S117. ⟨10.1093/mnras/stx1412⟩
Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2017, 469 (Suppl_2), pp.S108-S117. 〈10.1093/mnras/stx1412〉
Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2017, 469 (Suppl_2), pp.S108-S117. ⟨10.1093/mnras/stx1412⟩
Gasc, Sébastien; Altwegg, Kathrin; Balsiger, Hans; Berthelier, Jean-Jacques; Bieler, André; Calmonte, Ursina Maria; Fiethe, Björn; Fuselier, Stephen; Galli, André; Gombosi, Tamas; Hoang, Margaux; De Keyser, Johan; Korth, Axel; Le Roy, Léna; Mall, Urs; Rème, Henri; Rubin, Martin; Sémon, Thierry; Tzou, Chia-Yu; Waite, Jack Hunter; ... (2017). Change of outgassing pattern of 67P/Churyumov–Gerasimenko during the March 2016 equinox as seen by ROSINA. Monthly notices of the Royal Astronomical Society, 469(Suppl2), S108-S117. Oxford University Press 10.1093/mnras/stx1412

International audience; As the spin axis of comet 67P/Churyumov–Gerasimenko (67P) is not normal to the orbital plane, 67P has strong seasonal changes in the illumination conditions on the nucleus’ surface, with a short and intense summer in the S

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1e5f1c6681a7a9a9d7f3374921dd3400
https://hal-insu.archives-ouvertes.fr/insu-01574257/document