recent shows

Ep. 232: Galileo Spacecraft...

Ep. 232: Galileo Spacecraft
In last season’s thrilling cliff hanger, we talked about astronomer superhero Galileo Galilei. Will a mission be named after him? The answer is yes! NASA’s Galileo spacecraft visited Jupiter in 1995, and spent almost 8 years orbiting, changing our...
Play Podcast

Ep. 231: Galileo Galilei...

Ep. 231: Galileo Galilei
It’s hard to imagine a more famous astronomer than Galileo Galilei. He’s widely recognized as the very first person to point a telescope at the skies and then study what he saw. Galileo discovered the moons of Jupiter, the phases of Venus, and much more....
Play Podcast

Ep. 230: Christiaan Huygens...

Ep. 230: Christiaan Huygens
And now we finish our trilogy of Saturnian astronomers and missions with a look at the Dutch astronomer and mathematician, Christiaan Huygens. It was Huygens who discovered Titan, and figured out what Saturn’s rings really are, so it makes sense that a probe...
Play Podcast

Ep. 229: Cassini Mission...

Ep. 229: Cassini Mission
Last week we talked about the Italian astronomer Giovanni Cassini. This week we’ll talk about the mission that shares his name: NASA’s Cassini Spacecraft. This amazing mission is orbiting Saturn right now, sending back thousands of high resolution images of...
Play Podcast

Ep. 228: Giovanni Cassini...

Ep. 228: Giovanni Cassini
Another two parter, coming at you. This week we talk about the Italian astronomer, Giovanni Domenico Cassini, best known for discovering Saturn’s moons and the biggest division in Saturn’s rings. Cassini made many other important discoveries in the Solar...
Play Podcast

Ep. 227: The Big Dipper...

Ep. 227: The Big Dipper
We wanted to spend a few shows talking about some of the most recognizable constellations in the night sky. We’ve chatted about Orion the Hunter, but now we’re going to talk about the Big Dipper, also known as Ursa Major, or the Great Bear – apologies...
Play Podcast

Ep. 226: Weather...

Ep. 226: Weather
How’s the weather? Maybe a better question is… why’s the weather? What is it about planets and their atmospheres that create weather systems. What have planetary scientists learned about our Earth’s weather, and how does this relate to other...
Play Podcast

Ep. 225: Ice in Space...

Ep. 225: Ice in Space
A huge part of the Solar System is just made of ice. There are comets, rings, moons and even dwarf planets. Where did all this ice come from, and what impact (pardon the pun) has it had for life on Earth? ...
Play Podcast

- Browse the Archive -

Episode List
  • Ep. 233: Radar
  • Ep. 232: Galileo Spacecraft
  • Ep. 231: Galileo Galilei
  • Ep. 230: Christiaan Huygens
  • Ep. 229: Cassini Mission
  • Ep. 228: Giovanni Cassini
  • Ep. 227: The Big Dipper
  • Ep. 226: Weather
  • Ep. 225: Ice in Space
  • Ep. 224: Orion
  • Ep. 223: The Transit of Venus
  • Ep. 222: The Decadal Survey
  • Ep. 221: Geomorphology
  • Ep. 220: Mass Extinction Events
  • Ep. 219: Planck Mission
  • Ep. 218: Max Planck
  • Ep. 217: Stellar Classification
  • Ep. 216: Archaeoastronomy
  • Ep. 215: Light Echoes
  • Ep. 214: Space Tourism
  • Ep. 213: Supermassive Black Holes
  • Ep. 212: GPS Navigation
  • Ep. 211: Celestial Navigation
  • Ep. 210: Mars Exploration Rovers
  • Ep. 209: Exotic Life
  • Ep. 208: Spitzer Space Telescope
  • Ep. 207: Lyman Spitzer
  • Ep. 206: Fission
  • Ep. 205: Fusion
  • Ep. 204: Temperature
  • Ep. 203: Europa
  • Ep. 202: The Planets at Gliese 581
  • Ep. 201: Titan
  • Ep. 200: The Mariner Program
  • Ep. 199: The Voyager Program
  • Ep 198: How is a Space Mission Chosen?
  • Ep. 197: Astronomy Cast Live from Dragon*Con 2010
  • Ep. 196: Luminosity and Magnitude
  • Ep. 195: Planetary Rings
  • Ep. 194: Dwarf Planets
  • Ep. 193: Astronomy with the Unaided Eye
  • Ep. 192: Chandra X-Ray Observatory
  • Ep. 191: Chandrasekhar
  • Ep. 190: Kepler Mission
  • Ep. 189: Johannes Kepler and His Laws of Planetary Motion
  • Ep. 188: The Future of Astronomy
  • Ep. 187: History of Astronomy, Part 5: The 20th Century
  • Ep. 186: History of Astronomy, Part 4: The Beginning of Modern Astronomy
  • Ep. 185: History of Astronomy, Part 3: The Renaissance
  • Ep. 184: History of Astronomy, Part 2:The Greeks
  • more ...