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Star formation history and dynamical evolution of the solar neighbourhood

Published online by Cambridge University Press:  30 October 2019

Andreas Just Open the ORCID record for Andreas Just [Opens in a new window] ,
Reza Moetazedian  and
Evgeny Polyachenko
Andreas Just
Affiliation:
Zentrum für Astronomie der Universität Heidelberg, Astronomisches Rechen-Institut, Mönchhofstr. 12-14, 69120 Heidelberg, email: just@ari.uni-heidelberg.de
Reza Moetazedian
Affiliation:
Zentrum für Astronomie der Universität Heidelberg, Astronomisches Rechen-Institut, Mönchhofstr. 12-14, 69120 Heidelberg, email: just@ari.uni-heidelberg.de
Evgeny Polyachenko
Affiliation:
Institute of Astronomy, Russian Academy of Sciences, 48 Pyatnitskya St., 119017 Moscow, Russia
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Abstract

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Based on cosmological re-simulations we have shown that the impact of satellite galaxies has a minor effect on the thin disc heating. In contrast satellite galaxies can generate long-lived warps of the outer disc and they can advance or delay bar formation significantly.

Keywords

methods: n-body simulationsGalaxy: diskGalaxy: evolutiongalaxies: interactions

References

Diemand, J., Kuhlen, M., Madau, P. et al. 2008, Nature, 454, 735 CrossRefGoogle Scholar
Moetazedian, R., Polyachenko, E., Berczik, P., & Just, A. 2017, A&A, 604, A75 Google Scholar
Moetazedian, R. & Just, A. 2016, MNRAS, 459, 2905 CrossRefGoogle Scholar
Polyachenko, E., Berczik, P., & Just, A. 2016, MNRAS, 462, 3727 CrossRefGoogle Scholar
Springel, V., Wang, J., Vogelsberger, M. et al. 2008, MNRAS, 391, 1685 CrossRefGoogle Scholar