Astrophysics

Blasts from the past

The coalescence of neutron stars in compact binaries could produce the intense, short flashes of high-energy radiation observed in gamma-ray bursts. Models suggest that dynamical evolution in old dense stellar clusters, rather than galaxies, may form many of these rare systems.

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Figure 1: Ancient neighbour.

NASA AND THE HUBBLE HERITAGE TEAM (STCI/AURA)

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Sigurdsson, S. Blasts from the past. Nature Phys 2, 79–80 (2006). https://doi.org/10.1038/nphys229

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