Black Holes - A Guided Tour; Telescope Autoguiders - What Good are They?; Update on JWST

Summary: <p>In recent decades, our knowledge of what black holes are, how many and what types, has exploded.  Coupled with the brand-new field of gravitational wave astronomy, we are poised to learn even more.  Let's take a tour of what black holes are, the different kinds and how many of these enigmatic objects there are in our universe.</p> --- Support this podcast: <a href="https://podcasters.spotify.com/pod/show/spacejunk/support" rel="payment">https://podcasters.spotify.com/pod/show/spacejunk/support</a>