Archive | Sky Phenomena

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. 475: Fast Radio Bursts

By susie on January 19, 2018 in Astronomy, Cosmology, Physics, Science, Sky Phenomena

The initial release of this audio was glitchy. We’ve fixed it now, so please re-download. You know what’s fun? Mysteries. Here’s one: fast radio bursts. Astronomers have been detecting mysterious one-time signals from across the sky. What’s causing them? Nobody knows for sure, but the search is on to get to the bottom of them. […]

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Ep. 463: Pareidolia and the Moon

By susie on October 27, 2017 in Amateur Astronomy, Observing, Planetary Science, Sky Phenomena

We usually record Astronomy Cast every Friday at 12:00 pm PDT / 3:00 pm EDT/ 19:00 PM UTC . You can watch us live on here on AstronomyCast.com, or the AstronomyCast YouTube page. If you would like to support Astronomy Cast, please visit our page at Patreon here – https://www.patreon.com/astronomycast. We greatly appreciate your support! […]

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Ep. 452: Summer Observing Challenges

By susie on June 2, 2017 in Amateur Astronomy, Observing, Sky Phenomena, Stars

Summer is almost here, and for the northern hemisphere, that means warm nights for observing. But what to observe? We’re here with a list of events and targets for you to enjoy over the summer. Get your calendars handy, and start organizing some events with your friends, and then get out there! We usually record […]

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Ep. 448: Prepping for the Eclipse

By susie on April 28, 2017 in Astronomy, Our Solar System, Sky Phenomena, Stars

On Monday, August 21, 2017, there’s going to be a total eclipse of the Sun, visible to path that goes right through the middle of the United States. You should be making plans to see this, and we’re here to help you know where to go and what to do. We usually record Astronomy Cast […]

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Ep. 416: Fireballs from the Sky!

By susie on June 15, 2016 in Astronomy, Sky Phenomena

Every now and then we look up and see bright fiery balls falling from the sky. Don’t panic, these are just bolides. Sometimes they leave trails, sometimes they explode, and sometimes they survive all the way to the ground. Download the show [MP3] | Jump to Shownotes | Jump to Transcript (more…)

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Ep. 411: Science of Sunset Colors

By susie on April 26, 2016 in Astronomy, Sky Phenomena

We all enjoy beautiful, multicolored sunsets. But what causes the brilliant oranges, pinks and purples that we see, and why does it change from day to day and season to season? Download the show [MP3] | Jump to Shownotes | Jump to Transcript (more…)

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Ep. 354: Comet Siding Spring vs. Mars

By susie on November 10, 2014 in Astronomy, Our Solar System, Sky Phenomena

We were witness to a once in a million year event. A close approach of Comet Siding Spring to the Planet Mars. And fortunately, humanity had a fleet of spacecraft orbiting the Red Planet, ready to capture this monumental event in real time. What did we see? What will we learn? Download the show [MP3] […]

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