Astronomy Cast

Ep. 496: Update on Stellar Populations (I, II, & III)

By susie on June 15, 2018 in Astronomy, Observing, Stars, Stellar Evolution

Another update show, this time on the various generations of stars, let’s get into it. Astronomy Cast will be celebrating their 500th episode the weekend of Sept 15-16, 2018. Want to join us in Edwardsville, Il? Check out our AC500 site here to find out how! We usually record Astronomy Cast every Friday at 3:00 […]

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Ep. 495: Update on Asteroids & Prospects of Asteroid Mining

By susie on June 7, 2018 in Astronomy, Our Solar System, Planetary Science

Our knowledge of space is starting to match up with our ability to get out there an explore it. There are several companies working on missions and techniques to harvest minerals from asteroids. What other resources are out there that we can use? Astronomy Cast will be celebrating their 500th episode the weekend of Sept […]

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Ep. 494: Icy Moons Update 2018

By susie on May 29, 2018 in Astronomy, Planetary Science, Planets

Thanks to Cassini and other spacecraft, we’ve learned a tremendous amount about the icy worlds in the Solar System, from Jupiter’s Europa to Saturn’s Enceladus, to Pluto’s Charon. Geysers, food for bacteria, potential oceans under the ice and more. What new things have we learned about these places? This episode was recorded on Thursday, 5/31/2018. […]

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Ep. 493: Mars Update 2018

By susie on May 25, 2018 in Astronomy, Our Solar System, Planets

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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Ep. 492: Comets, Asteroids and KBO’s

By susie on May 18, 2018 in Astronomy, Observing, Sky Phenomena

Another topic with plenty of updates. Since we started Astronomy Cast we’ve visited many smaller objects in the Solar System up close, from Ceres and Vesta to Pluto, not to mention a comet. What have we learned? We usually record Astronomy Cast every Friday at 3:00 pm EDT / 12:00 pm PDT / 19:00 UTC. […]

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Ep 491: Exoplanet Update 2018

By susie on May 11, 2018 in Astronomy, Extrasolar Planets, Galaxies, Interplanetary Bodies, Planetary Science, Planets

Finally, a big update. Have there been news in the realm of exoplanets? More news that we can possibly cover. But we’ll try our best. We usually record Astronomy Cast every Friday at 3:00 pm EDT / 12:00 pm PDT / 19:00 UTC. You can watch us live on here on AstronomyCast.com, or the AstronomyCast […]

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Ep 490: What’s New with Supernovae

By susie on May 4, 2018 in Astronomy, Cosmology, Galaxies, Physics, Science, Stars

Time for another update, this time we’re going to look at what’s new with supernovae. And once again, we’ve got good news, lots of new stuff to report. We usually record Astronomy Cast every Friday at 3:00 pm EDT / 12:00 pm PDT / 19:00 UTC. You can watch us live on here on AstronomyCast.com, […]

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Ep 489: Black Hole Update

By susie on April 27, 2018 in Astronomy

Another update episode, this time we look at what’s new and changed in the research of black holes. And it’s here that we find a lot of substantial new discoveries in the field, so much has been discovered since we first covered black holes a decade ago. We usually record Astronomy Cast every Friday at […]

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Ep 488: Dark Energy: 2018 Edition

By susie on April 19, 2018 in Cosmology, Forces, Galaxies, Particles, Physics

The updates continue. Last week we talked about dark matter, and this week we continue with its partner dark energy. Of course, they’re not really partners, unless you consider mysteriousness to be an attribute. Dark energy, that force that’s accelerating the expansion of the Universe. What have we learned? This show was recorded Monday, 4/23/2018. […]

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Ep 487: Dark Matter: 2018 Edition

By susie on April 13, 2018 in Cosmology, Forces, Particles, Physics, Relativity

Last week, we gave you an update in particle physics. This week it’s time to see what’s new in the world of dark matter. Spoiler alert, we still have no idea what it is, but maybe a few more ideas for what it isn’t. We usually record Astronomy Cast every Friday at 3:00 pm EDT […]