Astronomy Cast
Astronomy Cast offers you a fact based journey through the cosmos. Each week Fraser Cain (Universe Today) and Dr. Pamela Gay (SIUE / Slacker Astronomy) take on topics ranging from the nearby planets to ubiquitous dark matter.
Visit Show Website http://www.astronomycast.com/Recently Aired
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Ep. 363: Where Did Earth's Water Come From?
Where on Earth did our water come from. Well, obviously ...
Where on Earth did our water come from. Well, obviously not from Earth, of course, but from space. But did it come from comets, or did the water form naturally right here in the Solar System, and the Earth just scooped it up?
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Ep. 362: Modern Women: Carolyn Porco
It hard to think of a more influential modern planetary ...
It hard to think of a more influential modern planetary scientist than Carolyn Porco, the leader of the imaging team for NASA’s Cassini mission exploring Saturn. But before Cassini, Porco was involved in Voyager missions, and she’ll be leading up the imag
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Ep. 361: Modern Women: Maria Zuber
Maria Zuber is one of the hardest working scientists in ...
Maria Zuber is one of the hardest working scientists in planetary science, being a part of six different space missions to explore the Solar System. Currently, she’s the lead investigator for NASA’s GRAIL mission.
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Ep. 360: Modern Women: Jocelyn Bell Burnell
Jocelyn Bell Burnell is an Irish astronomer, best known for ...
Jocelyn Bell Burnell is an Irish astronomer, best known for being part of the team that discovered pulsars, and the following controversy when she was excluded from the Nobel Prize winning team.
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Ep. 359: Modern Women: Margaret Geller
Margaret Geller is best known for her work on the ...
Margaret Geller is best known for her work on the large scale structure of the Universe, helping us understand the large clusters, super clusters and cosmic filaments that matter clumps into.
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Ep. 358: Modern Women: Sandra Faber
Our focus on female astronomers continues with Sandra Faber, and ...
Our focus on female astronomers continues with Sandra Faber, and Professor of Astronomy at UC Santa Cruz. Faber was part of the team that turned up the Great Attractor, a mysterious mass hidden by the disk of the Milky Way.
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Ep. 357: Modern Women: Vera Rubin
It’s time for another series. This time we’ll be talking ...
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.
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Ep. 356: Rotational Inertia
An object at rest stays at rest, and object in ...
An object at rest stays at rest, and object in motion tends to stay in motion. This is inertia, defined famously by Isaac Newton in his First Law of Motion.
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Ep. 355: Maker Space: 3D Printing Exploration
Getting stuff into space is complicated and expensive. And what ...
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 technolog
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Ep. 354: Comet Siding Spring vs. Mars
We were witness to a once in a million year ...
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 se
