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Astrophysics

Stars fight back

Galaxies contain fewer stars than predicted. The discovery of a massive galactic outflow of molecular gas in a compact galaxy, which forms stars 100 times faster than the Milky Way, may help to explain why. See Letter p.68

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Figure 1: A galactic outflow.

J. Gallager (Univ. Wis.), M. Mountain (STS CI), P. Puxley (NSF)/Hubble Heritage Team STS CI/AURA/ESA/NASA

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Correspondence to Philip F. Hopkins.

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Hopkins, P. Stars fight back. Nature 516, 44–45 (2014). https://doi.org/10.1038/516044a

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