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Era of the compact disk

Some of the strangest galaxies in the Universe just got stranger. It seems that many galaxies in the early Universe not only packed a huge number of stars into a very small volume, but were also rotating rapidly.

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Figure 1: Formation of a compact disk galaxy.



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Correspondence to Pieter van Dokkum.

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van Dokkum, P. Era of the compact disk. Nature 473, 160–161 (2011).

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