Technology Powering the intra-cluster filaments in cool-core clusters of galaxies

1. NGC 1275 2. Perseus-Pisces Supercluster, 75 Mpc, mass ~8×1015 Msun 3. Perseus Cluster, 75 Mpc, 500 galaxies, M~2×1015 Msun 4. NGC 1275 5. [O II] H I + [N II] HI[S II]…