Roland Timmerman Guest researcher Name Dr. R. Timmerman Telephone +31 71 527 2727 E-mail timmerman@strw.leidenuniv.nl ORCID iD 0000-0001-9404-2612 News 19 September 2024 Dutch astronomers observe giant jets emanating from black hole 17 October 2022 Clusters of galaxies better in view with radio X-ray combination 23 August 2021 Most detailed galaxy photos yet are world news Guest researcher Science Sterrewacht Sterrewacht Work address Gorlaeus Building Einsteinweg 55 2333 CC Leiden Contact +31 71 527 2727 timmerman@strw.leidenuniv.nl Publications No relevant ancillary activities Share on Facebook Share on X Share on LinkedIn Share by WhatsApp> Share by Mastodon