EDP Sciences

Vol. 537
In section 4. Extragalactic astronomy

The specific frequencies of ultra-compact dwarf galaxies

byS. Mieske, M. Hilker, and I. Misgeld, A&A 537, A3

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A&A press release: Astronomy & Astrophysics is publishing a new statistical study of the so-called 'ultra-compact dwarf galaxies' (UCDs), which are still mysterious objects. A team of astronomers has investigated how many of these UCDs exist in nearby galaxy clusters and groups. They show that the properties of UCDs match those of bright star clusters. Read the A&A press release