Star cluster Pismis 24 (upper centre) above the nebula NGC 6357, Hubble Space Telescope image. The nebula is glowing under the impact of radiation from hot, young stars, such as those in the cluster. The largest and brightest member of the cluster, at upper centre, is Pismis 24-1. It was thought to be over 150 solar masses, beyond the theoretical limit for star formation, but a Hubble image has re

1 images of Pismis 24 photos, pictures, Pismis 24 stock photography