Author Archive | susie

Vera Cooper Rubin '48

Ep. 357: Modern Women: Vera Rubin

It’s time for another series. This time we’ll be talking about famous female astronomers. Starting with: Vera Rubin, who first identified the fact that galaxies rotate too quickly to hold themselves together, anticipating the discovery of dark matter. Download the show [MP3] | Jump to Shownotes | Jump to Transcript (more…)

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Ep. 355: Maker Space: 3D Printing Exploration

Getting stuff into space is complicated and expensive. And what do you do when your fancy space gadget breaks. You print out a new one, of course, with your fancy space 3D printer. It turns out, space exploration is one of the best uses for this technology. Download the show [MP3] | Jump to Shownotes […]

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Ep. 354: Comet Siding Spring vs. Mars

We were witness to a once in a million year event. A close approach of Comet Siding Spring to the Planet Mars. And fortunately, humanity had a fleet of spacecraft orbiting the Red Planet, ready to capture this monumental event in real time. What did we see? What will we learn? Download the show [MP3] […]

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Ep. 353: Seasons on Saturn

You think we’re the only place that experiences seasons? Well, think again. Anything with a tilt enjoys the changing seasons, and that includes one of the most dramatic places in the Solar System: Saturn, with its rings and collection of moons. Download the show [MP3] | Jump to Shownotes | Jump to Transcript (more…)

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Ep. 352: Water, Water Everywhere!

Where ever we find water on Earth we find life. And so, it makes sense to search throughout the Solar System to find water. Well, here’s the crazy thing. We’re finding water just about everywhere in the Solar System. This changes our whole concept of the habitable zone. Download the show [MP3] | Jump to […]

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Special Episode: Live from DragonCon 2014!

Live from DragonCon 2014! Fraser and Pamela are joined by Les Johnson, Scott Edgington, Erin MacDonald, Roy Kilgard, and Fraser bombards all of these wonderful scientists with the hardest, most complicated questions he can come up with! Dr. Erin MacDonald holds a PhD in Astrophysics and up until this year was working as a postdoctoral […]

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Ep. 351: Asteroid Adventures

Astronomy Cast’s 2014/15 season begins! With Rosetta’s arrival at Comet 67/P, we’re about to see a comet up close and personal. What will it take to explore, exploit and enjoy the asteroids and comets hurtling around our Solar System. And how does science fiction have it all wrong?? (more…)

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Ep. 350: Space Ship One

SpaceShipOne is the spacecraft created by Scaled Composites to win the $10 million Ansari X-Prize in 2003. It was the first privately built spacecraft to reach 100 km in altitude, twice in two weeks, carrying the equivalent of 3 people. It’s the prototype of the upcoming SpaceShipTwo, created for Virgin Galactic to carry paying passengers […]

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Ep. 349: Mercury 7 and How the US Picked the First Astronauts

Before the Apollo Program, there was the Gemini Program, and before Gemini came the Mercury Program. 7 elite astronauts chosen from a pool of military test pilots. How did NASA choose these original 7 men? Download the show [MP3] | Jump to Shownotes | Jump to Transcript (more…)

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