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Cosmology

Photons from dwarf galaxy zap hydrogen

The detection of photons sufficiently energetic to ionize neutral hydrogen, coming from a compact, star-forming galaxy, offers clues to how the first generation of galaxies may have reionized hydrogen gas in the early Universe. See Letter p.178

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Figure 1: Escape of ionizing radiation from a galaxy.

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Correspondence to Dawn K. Erb.

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Erb, D. Photons from dwarf galaxy zap hydrogen. Nature 529, 159–160 (2016). https://doi.org/10.1038/529159a

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