S02E14: What Is The Hubble Constant? May 20, 2019Season 2constant, cosmology, Hubblepat One of the most important numbers in Cosmology makes up this episode’s question: what is the Hubble Constant? If you have feedback or a topic suggestion, email us. Image credit: ESA/Hubble. Download direct: mp3 file http://traffic.libsyn.com/astronomyin5/S02E14.mp3