Astronomy Cast

Take a fact-based journey through the cosmos. Tune in to hear weekly discussions on astronomical topics ranging from planets to cosmology. Hosted by Fraser Cain (Universe Today) and Dr. Pamela L. Gay (Planetary Science Institute), this show brings the questions of an avid astronomy lover direct to an astronomer. Together Fraser and Pamela explore what is known and being discovered about the universe around us. Astronomy Cast is supported thru patreon.com/AstronomyCast.

http://www.astronomycast.com

Eine durchschnittliche Folge dieses Podcasts dauert 30m. Bisher sind 1475 Folge(n) erschienen. .

Gesamtlänge aller Episoden: 32 days 2 hours 30 minutes

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episode 627: Astronomy Cast Ep. 627: Mercury Revisited


Astronomy Cast Ep. 627: Mercury Revisited by Fraser Cain & Dr. Pamela Gay It’s been about a thousand years since since we last looked at Mercury. So we figured it’s time for an update. What new things have we learned about Mercury? Or even new...


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   26m
 
 

episode 626: Astronomy Cast Ep. 626: Terrestrial Planets - Mercury, Venus, Earth & Mars


We continue our refreshed tour of the solar system, checking in on the inner terrestrial planets, Mercury, Venus, Earth and Mars. What have we learned about the formation, evolution and what they might tell us about planets across the Universe.


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   30m
 
 

episode 625: Astronomy Cast Ep. 625: End of the Year Review


We've reached the end of 2021 and this is the last episode of the year. Let's look back at the big space events of the last year and talk about what we're looking forward to in 2022.


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   33m
 
 

episode 624: Astronomy Cast Ep. 624: Small Rocky Bodies (Including Phobos & Deimos)


Astronomy Cast Ep. 624: Small Rocky Bodies (Including Phobos & Deimos) by Fraser Cain & Dr. Pamela Gay We've talked about the icy objects of the Solar System, today let's talk about space rocks. There's a surprising variety of rocky material...


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 2021-12-13  26m
 
 

episode 623: Astronomy Cast Ep. 623: NEOs: Concern or Nah


Astronomy Cast Ep. 623: NEOs: Concern or Nah by Fraser Cain & Dr. Pamela Gay Are asteroids dangerous? Well, just ask the dinosaurs and they’ll tell you a sad story of fiery death. It turns out we’re in a shooting gallery of space rock and...


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 2021-12-06  34m
 
 

episode 622: Astronomy Cast Ep. 622: Rockier Moons & Giant Asteroids


So a rock is a rock is a rock. Right? Across the solar system there are giant rocky asteroids and even “gianter” rocky moons. What is the difference between these two families of objects and where do they come from?


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 2021-11-29  29m
 
 

episode 621: Astronomy Cast Ep. 621: Gas Giants


Astronomy Cast Ep. 621: Gas Giants by Fraser Cain & Dr. Pamela Gay For the longest time the only gas giant planets that we knew about were Jupiter and Saturn. But now, in the age of extrasolar planets, astronomers have discovered thousands of gas...


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 2021-11-22  28m
 
 

episode 620: Astronomy Cast Ep. 620: Why Getting to the Outer Worlds is So Difficult


Astronomy Cast Ep. 620: Why Getting to the Outer Worlds is So Difficult by Fraser Cain & Dr. Pamela Gay Good News! Over the next few years we’re gonna see a flotilla of new missions headed to Jupiter and Saturn. Why aren’t we seeing more...


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 2021-11-15  27m
 
 

episode 619: Astronomy Cast Ep. 619: Icy Moons & Dwarf Planets


The outer Solar System is far enough from the Sun that water doesn't get blasted away into deep space. In this icy realm, there are many worlds with vast quantities of water ice. Today let's look at the icy outer moons and dwarf planets.


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 2021-11-08  36m
 
 

episode 618: Astronomy Cast Ep. 618: Ice Giants


Astronomy Cast Ep. 618: Ice Giants by Fraser Cain & Dr. Pamela Gay So we’re learning more & more about the outer planets of the solar system. Uranus & Neptune are Ice Giants, filled with water and other volatiles that we'd consider ice...


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 2021-11-01  27m