This is the home of the PSR – Planetary System Research group at the Department of Physics, University of Helsinki

The group leader is Prof. Karri Muinonen Karri.Muinonen( a t )

Researchers affiliated with PSR are Prof. Mikael Granvik, Doc. Jouni Peltoniemi, Doc. Tomas Kohout, Doc. Antti Penttilä, Doc. Maria Gritsevich, Dr. Evgenij Zubko, Dr. Jani Tyynelä, Dr. Dagmara Oszkiewicz, Dr. Johannes Markkanen, Dr. Hannakaisa Lindqvist, Dr. Anne Virkki, Dr. Olli Wilkman, Dr. Guanglang Xu, Dr. Grigori Fedorets, Dr. Timo Väisänen, Dr. Joonas Herranen, Dr. Julia Martikainen, and Otto Solin (M.Sc.).


in Univ. Helsinki that are either given by us or related to our studies.

Former courses


in our group that have home pages or publications listed in Uni Helsinki research database

Data collections and computer codes

hosted by PSR Helsinki group. Note, we are currently streamlining the codes and the way they are distributed. While this is ongoing, there is a note 'DEPRECATED' with old versions which will be updated and repackaged.


organized by us


where PSR is contributing

PSR-member, see internal group space for our group meetings and shared documents.