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Podcast #31: Clem Unger talks about OSIRIS-REx

Posted on 15 July, 2018 by Allen Versfeld15 July, 2018

Artist's impression of OSIRIS-REx orbiting the Earth

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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Carnival of Space #569

Posted on 10 July, 2018 by Allen Versfeld10 July, 2018

Carnival of Space Image Credit: Jason Major

It’s a new week, we’re dead in the middle of Southern Hemisphere winter, so let’s settle in for the 569th Carnival of Space! Every week, writers and journalists who write about space science and astronomy send their most recent work to the Carnival of Space, and each week a new publisher hosts the carnival to show off their work. This week we have seven articles from three sources, which you’ll find listed below. If you’d like to contribute to the … Continue reading →

Podcast #30: Stellar Evolution and Nuclear Fusion

Posted on 21 June, 2018 by Allen Versfeld21 June, 2018

Microphone. Image By Jpcuevas (Own work) [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons

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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Carnival of Space #565

Posted on 11 June, 2018 by Allen Versfeld11 June, 2018

Welcome to the 565th Carnival of Space! Yet again, the carnival grinds into town, returning to us as the scheduled hosts for this week’s display of space science and astronomy! Universe Today Engineers Propose a Rocket that Consumes Itself as it Flies to Space Language in the Cosmos I: Is Universal Grammar Really Universal? Pluto has “Sand Dunes”, but Instead of Sand, it’s Grains of Frozen Methane Chandra X-ray Observatory Astronomers Spot a Distant and Lonely Neutron Star Two … Continue reading →

Podcast #29: Stellar evolution – from gas to star

Posted on 23 May, 2018 by Allen Versfeld23 May, 2018

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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