Abell 514 is a cluster of galaxies that contains six radio galaxies, and the polarized radio emission from those six radio galaxies can be used to probe the magnetic fields within the cluster.

Object 100: The Self-Descriptive Nebula

George's Random Astronomical Object is a biweekly astronomy podcast featuring science discussions about astronomical objects at randomly selected locations in the sky.  The wide range of topics discussed in the show include stars, variable stars, variable variable stars, supermassive black holes, ultracool dwarf stars, exoplanets, howler monkeys, infrared radiation, acronyms, more acronyms, starbursts, measurements of less than 12 parsecs, jellyfish galaxies, diffuse ionized gas, and general overall weirdness.