Tag Archives | water

Ep. 501: Water Worlds Revisited

We’re not learning that the vast majority of potentially habitable worlds out there are actually icy moons like Europa and Enceladus. Good news, there are hundreds, if not thousands of times more of them than worlds like Earth. Bad news, they’re locked in ice. What have we learned about water worlds and their potential for […]

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Ep. 493: Mars Update 2018

If there’s one place we’ve learned more about in the last 10 years, it’s Mars. Thanks to all those rovers, orbiters, landers which are flying overhead, crawling around the surface, and digging into the rich Martian regolith. What have we learned about Elon Musk’s future home? We usually record Astronomy Cast every Friday at 3:00 […]

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Credit: NASA/JPL

Ep 387: Water on Mars… Again

Have you heard the big news? NASA has reported that Mark Watney is alive and well on the surface of Mars. No, wait, they’ve reported that there’s water on Mars. Didn’t they already report this? Today we’ll update you on the latest discovery and what this means for the search for life on Mars. Download […]

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A view of rivers in Montana, USA, from the ISS. Credit: ESA/Luca Parmitano.

Ep. 363: Where Did Earth’s Water Come From?

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?? Download the show [MP3] | Jump to Shownotes | Jump to Transcript […]

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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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