Celebration of 500 episodes of astronomy cast and what to do next
Sept 17th: Astronomy Cast 500th Episodes Live Celebration
Sep 16th: Meteor Whispers & Phaethon
A story of Meteor Whispers & Phaethon, the mysterious Earth approaching object that does not fit our definition of either an asteroid or a comet.
Sep 15th: The Hole in the Andromeda Galaxy
While imaging the Andromeda Galaxy, the Spitzer Space Telescope uncoverd a never-before-seen hole, the result of a collision with a nearby dwarf galaxy, in the Andromeda Galaxy.
Sep 14th: Supermassive Black Holes or Their Galaxies? Which Came First?
It’s a mystery that’s puzzled astronomers for years. Which came first, supermassive black holes or the galaxies that surround them?
Sep 13th: Rising Global Temperatures with Dr Gavin Schmidt
Dr Gavin Schmidt discusses rising global temperatures, what are the probable causes, how the data is collected by scientists, & what industrialized nations are doing to help reduce carbon dioxide emissions.
Sep 12th: Fiction in Science
Cheap Astronomy goes skeptical and puts the kibosh on the EM-drive and backwards time travel.
Sep 11th: Lee Annamalai at ScopeX 2017
Podcaster: Allen Versfeld (more…)
Sep 10th: What is the Proposed Hubble-Lemaître Law?
We started out Astronomy Cast with the controversial decision to de-planet Pluto. And here we are, more than a decade later, at the brink of recording our 500th episode when another big decision is coming down from the IAU: Whose name goes on the concept that our Universe is expanding: Hubble or Lemaître?