Deep Dive Into a Globular Cluster

The search for the elusive intermediate mass black hole (hundreds to thousands of times the mass of the Sun) has instead turned up a cluster of black holes within a cluster of stars. Just a few thousand light years from home, globular cluster NGC 6397 has a swarm of black holes at its core. Hear how astrophysical sleuths figured this out as well as catch up on space news, elemental trivia, and musings on vacation destinations with your friendly neighborhood astroquarks.