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Astronomy Cast

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Nov 30, 2020

Astronomy Cast Ep. 586: Life As We Know It: Habitable Exoplanets & Extremophiles

by Fraser Cain & Dr. Pamela Gay

As scientists continue to explore the Earth, they're discovering life, surviving and even thriving in extreme environments. What hints can this give us about what we might find as we search for live on other...

Nov 23, 2020

Astronomy Cast  585: Super Earths, Mini-Neptunes & Gas Dwarfs

by Fraser Cain & Dr. Pamela Gay

Astronomers are finding even more new extrasolar planets and they're starting to discover entirely new categories. There are classes of planets out there that we just don't have any analog here in the solar system. Let's talk...

Nov 2, 2020

Astronomy Cast Ep. 584: Sample Return Missions From Asteroids

by Fraser Cain & Dr. Pamela Gay

So with a sample of asteroid Bennu firmly inside OSIRIS-REx's return capsule, it's time to bring this treasure home. So scientists can study the composition and history of the space rock. But it's not the only sample return...