Tag Archives: podcast

Podcast #31: Clem Unger talks about OSIRIS-REx

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Welcome to the 31st episode of the Urban Astronomer Podcast. This episode features an interview with Clem Unger, an ambassador for the OSIRIS-REx mission who lives in Australia. This is followed by the next part of our series on the evolution of stars, taking us one step closer on our journey to seeing where supernovae come from. Clem Unger A few weeks back, I spoke to Clem Unger, who lives in Australia and serves in his spare time in the … Continue reading →

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Podcast #30: Stellar Evolution and Nuclear Fusion

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Welcome to episode 30 of the Urban Astronomer Podcast. This week’s episode features the 2nd part of our look at how stellar evolution can lead to a supernova explosion, inspired by listener requests to present more serious science and physics explainers. Last time we looked at the formation of a stellar nursery, so today we look inside that nursery at the birth of a new star. For fans of the interviews with people who have some connection to astronomy in South … Continue reading →

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Podcast #29: Stellar evolution – from gas to star

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Welcome to episode 29 of the Urban Astronomer podcast.  As you know by now, we mainly feature interviews with people connected to South African astronomy. But since we had no guests lined up for this episode, we decided it was time to keep a promise we’d made a month ago to listener Andrew Botteril, from KwaZulu-Natal province in South Africa. Andrew is a fan of the show and had asked that we feature a little more basic science, explaining some … Continue reading →

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Podcast #28: Stella Kafka

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Welcome to Episode 28 of the Urban Astronomer Podcast.  This episode features an interview with Dr Stella Kafka, current director of the AAVSO (American Association of Variable Star Observers).  I met Dr Kafka at the 2018 Symposium of the Astronomical Society of South Africa, where she delivered several excellent talks on the AAVSO and citizen science. I was so impressed by what she had to say that I just had to invite her onto the show.  Amazingly, she beat me … Continue reading →

Podcast: Play in new window | Download (Duration: 44:24 — 40.6MB) | Embed

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Podcast #27: Tides and Flerfers

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Welcome to the 27th episode of the Urban Astronomer Podcast!  This is a special episode where I break from tradition and try for something completely new: Unscripted content, delivered solo, with just a few notes to guide me!  In the first segment, I explain how tides work, and in the second I muse on what makes Flat Earther’s reject established scientific knowledge. I recently got back from the 2018 Symposium of the South African Astronomical Society, where I plugged this … Continue reading →

Podcast: Play in new window | Download (Duration: 29:58 — 27.4MB) | Embed

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