These great hollow globes of artificial super-metals, and artificial transparent adamant, ranged in size from the earliest and smallest structures, which were no bigger than a very small asteroid, to spheres considerably larger than the Earth. (Olaf Stapledon, STAR MAKER)
Saturday, September 21, 2013
Putting Out Fires
Data from the Herschel Space Observatory suggests that galaxies with supermassive black holes at their cores produce fewer stars than those without. Those supermassive appetites need to be knocked back a notch!