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“It’s time for some plane speaking” published in Nature Astronomy
Nature Astronomy published my comment on why planes of satellite galaxies are a problem for ΛCDM cosmology in their December issue. It is titled “It’s time for some plane speaking”, and part of their...
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Article in Frankfurter Allgemeine Sonntagszeitung
Today’s edition of the Frankfurter Allgemeine Sonntagszeitung, one of the big German Sunday newspapers, features a whole double page on dark matter. It includes a long article by me on small scale...
View ArticleAnother outreach video: “Kommentarcheck” for Babelsberger Sternennächte
Today, another video presentation was posted in the virtual public talk series Babelsberger Sternennächte of the Leibniz-Institute for Astrophysics, Potsdam (AIP). In this “Kommentarcheck” I answer...
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Selected as Falling Walls Finalist
I feel honored to have been selected as a finalist for the Falling Walls Science Breakthroughs of the Year 2022 in Physical Sciences with my “Cosmic Choreographies” research project studying systems of...
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New paper: Pairs of Galaxies in ΛCDM show an intervelocity peak compatible...
My newest paper has now been accepted for publication in Astronomy & Astrophysics and its preprint is now available on the arXiv. It is titled “The intervelocity of galaxy pairs in ΛCDM – The...
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Hosting IAU Symposium 379 “Dynamical Masses of Local Group Galaxies” in Potsdam
It is a great honor and pleasure to be hosting a symposium by the International Astronomical Union in Potsdam. IAUS 379 is titled “Dynamical Masses of Local Group Galaxies”, and will bring 150...
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Selected as one of the 100 most important minds in the capital city science 2023
I just received news that I was selected as one of the “100 wichtigsten Köpfe der Hauptstadt-Wissenschaft 2023”, one of the 100 most important minds in science of the capital city, by the local...
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Press release for new series of papers: A Radically New View on Dwarf Galaxies
With my collaborators around Francois Hammer (GEPI, Paris Observatory) we have published a new series of papers on the dwarf galaxies surrounding the Milky Way: “The accretion history of the Milky Way...
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New article on dwarf galaxies and cosmology for “Physik in unserer Zeit” (in...
ENGLISH: The pre-publication version of my invited article “Fordern galaktische Zwerge die Kosmologie heraus” (“Do galactic dwarfs challenge cosmology”) has been published online now. It will appear in...
View ArticleTwo new videos (in German)
Two new (German-language) videos appeared last week that feature me talking about … science, what else? The first is a recording of my presentation at a training event for high school teachers, about...
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