Podcasts


Ep. 547: Why Astronomy Still Needs Humans

Posted by on 8:46 pm in Astronomy, Doing Astronomy, People, podcast | 0 comments

Ep. 547: Why Astronomy Still Needs Humans

Few sciences have been able to take advantage of the power of computers like astronomy. But with all this computing power, you might be surprised to learn how important a role humans still play in this science. In this episode we mentioned donations. Click to learn more! Download MP3| Download Raw Show with Q&A| Show Notes | Jump to Transcript or Download Show Notes Reason 1: Humans can confirm that computer doesn’t goof up identifying things like supernovaeHow to detect a supernova (TED.edu)In a supernova, why do we detect...

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Ep. 546: Weird Issues: Planetary Migration

Posted by on 4:53 pm in Extrasolar Planets, Planets, podcast | 0 comments

http://traffic.libsyn.com/astronomycast/AstroCast-191111.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSSAstronomy Cast 545 & 546 rescheduled for 3 pm/3:30 pm ET Monday, Nov 4 Before we discovered other planets, our Solar System seemed like a perfectly reasonable template for everywhere. But now we see massive planets close to their stars, which leads you to the question, how does it all get there. Do the planets form in place or do they migrate around? In this episode we mentioned donations. Click to learn more! Download...

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Ep. 545: Weird Issues: Are comets asteroids or are asteroids comets?

Posted by on 8:54 pm in Astronomy, Interplanetary Bodies, podcast | 0 comments

Ep. 545: Weird Issues: Are comets asteroids or are asteroids comets?

http://traffic.libsyn.com/astronomycast/AstroCast-191104.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSS  Things used to be so simple. Comets were snowballs from the outer Solar System, and asteroids were rocks from the inner Solar System. But now everything’s all shades of grey. Astronomers have found asteroids that behave like comets and comets that behave like asteroids. In this episode we mentioned donations. Click to learn more! Download MP3| Download Raw Show with Q&A| Show Notes | Jump to Transcript or...

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Ep. 544: Weird Issues: Biosignatures

Posted by on 9:28 pm in Chemistry, Planetary Science, Planets, podcast | 0 comments

Ep. 544: Weird Issues: Biosignatures

http://traffic.libsyn.com/astronomycast/AstroCast-191028.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSSOnce again, another place where the Universe is going to make this difficult for us. Proving, once and for all that there’s alien life on another world. It should be straightforward, look for biosignatures, but it looks like there are natural sources that could explain almost any chemical we could hope to search for. In this episode we mentioned donations. Click to learn more! Download MP3| Download Raw Show with...

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Ep. 543: Weird Issues: The Habitable Zone

Posted by on 6:48 pm in Cosmology, Exoplanets, podcast, Solar System | 0 comments

Ep. 543: Weird Issues: The Habitable Zone

http://traffic.libsyn.com/astronomycast/AstroCast-191021.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSSOur series on Universe weirdness marches on. This week we take a look at the habitable zone, and how things aren’t as simple as we thought. In this episode we mentioned donations. Click to learn more! Download MP3| Download Raw Show with Q&A| Show Notes | Jump to Transcript or Download Show Notes Habitable Zones of Different Stars (old NASA article)What is the Habitable Zone? (Guide to Space 2015)The Habitable...

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Ep. 542: Weird Issues: The Age of the Universe

Posted by on 8:06 pm in Cosmology, podcast | 0 comments

Ep. 542: Weird Issues: The Age of the Universe

http://traffic.libsyn.com/astronomycast/AstroCast-191014.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSSOur series on Universe weirdness continues, this time we learn how astronomers are struggling to make sense of the age of the Universe. In this episode we mentioned donations. Click to learn more! Download MP3| Download Raw Show with Q&A| Show Notes | Jump to Transcript or Download Show Notes The universe may be a billion years younger than we thought. Scientists are scrambling to figure out why. (NBC News) How old is...

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Ep. 541: Weird Issues: The Expansion Rate of the Universe

Posted by on 5:11 pm in Cosmology, podcast | 0 comments

Ep. 541: Weird Issues: The Expansion Rate of the Universe

http://traffic.libsyn.com/astronomycast/AstroCast-191007.mp3Podcast: Play in new window | DownloadSubscribe: Android | RSSJust when the Universe was starting to make sense, the cosmos throws a curveball at us. Astronomers have been trying to accurately measure the expansion rate of the Universe as far back as Hubble. It’s been tough to nail down, and now astronomers are starting to figure out why. In this episode we mentioned donations. Click to learn more! Download MP3| Download Raw Show with Q&A| Show Notes | Jump to Transcript or...

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Ep. 540: Weird Issues: How Do (or Don’t) Planets Form?

Posted by on 5:07 pm in Extrasolar Planets, Our Solar System, Physics, Planetary Science, Planets, podcast | 0 comments

Ep. 540: Weird Issues: How Do (or Don’t) Planets Form?

As astronomers started to discover planets orbiting other stars, they immediately realized that their expectations would need to be tossed out. Hot jupiters? Pulsars with planets? We’re now decades into this task, and the Universe is continuing to surprise us.

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Ep. 539: Weird Issues: Why We Don’t Know the Age of Saturn’s Rings

Posted by on 4:46 pm in Our Solar System, Planetary Science, podcast, Solar System | 0 comments

Ep. 539: Weird Issues: Why We Don’t Know the Age of Saturn’s Rings

How old are Saturn’s rings? They could be brand new, or they could be as ancient as the Solar System itself. Planetary scientists thought they knew the answer thanks to new data from Cassini, but new ideas are calling even that into question.

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Ep. 538: Asteroids: Rubble piles of the Solar System

Posted by on 6:26 pm in Astronomy, Our Solar System, Planetary Science, podcast | 0 comments

Ep. 538: Asteroids: Rubble piles of the Solar System

Thanks to all the work from Hayabusa 2 and OSIRIS-REx, astronomers are getting a much better look at the smaller asteroids in the Solar System. It turns out, they’re piles of  rubble… but fascinating piles of rubble. Let’s talk about what we’ve learned so far.

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