Heating a Distant Galaxy Cluster by Giant X-ray Cavities and Large-Scale Shock Fronts

B. R. McNamara, P. E. J. Nulsen, M. W. Wise +4

We report the discovery of a pair of giant cavities, each nearly 200 kpc in diameter, embedded in the gaseous halo of the redshift z=0.216 galaxy cluster MS0735.6+7421. The cavitie…