7:12 Making Space Exploration Sustainable.

Emeline Paat-Dalstrom, co-founder of SpaceBase joins us once again. She's been thinking about the topic "Sustainable Space" as a brand New Zealand should aspire to. 

Artist's impression of a white dwarf, G29-38, accreting planetary material from a circumstellar debris disk. When the planetary material hits the white dwarf surface, a plasma is formed and cools via detectable X-ray emission.

Photo: MARK GARLICK/SCIENCE PHOTO LIBRARY

7:35 WW2 Stories at Circa This Weekend

Jan Bolwell and Kate JasonSmith talk to us about their solo shows opening at Circa this ANZAC weekend Based on two remarkable stories set during WW2.

I'll Tell You This for Nothing, starring Kate JasonSmith, Circa Theatre, April-May 2022.

I'll Tell You This for Nothing, starring Kate JasonSmith, Circa Theatre, April-May 2022. Photo: Stephen A'Court Photography

Milord Goffredo is Jan Bolwell's dynamic re-creation of her father Geoffrey's WWII exploits. Circa Theatre, April-May 2022.

Milord Goffredo is Jan Bolwell's dynamic re-creation of her father Geoffrey's WWII exploits. Circa Theatre, April-May 2022. Photo: Stephen A'Court Photography

8:15 Pacific Waves

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Koroi Hawkins presents a daily current affairs programme that delves deeper into the major stories of the week, through a Pacific lens, and shines a light on issues affecting Pacific people wherever they are in the world.

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Photo: RNZ Pacific

8:30 Window on The World

The People Fixing The World team meet the entrepreneurs using scrap rubber (notoriously difficult to recycle) to fuel cars and make new tyres. 

A stack of tires on an old garbage dump. Old worn out tires piled up. Season of the autumn.

Photo: 123RF

9:07 Our Changing World

This week on Our Changing World we head to Scott's hut at Cape Evans with a podcast from the Antarctic Heritage Trust.  We join Chief Operations Officer Francesca Eathorne as she learns about the work of the Trust to conserve this iconic piece of polar history. 

Captain Scott's hut at Cape Evans is one of three historic buildings to be restored by the New Zealand Antarctic Heritage Trust.

Captain Scott's hut at Cape Evans is one of three historic buildings to be restored by the New Zealand Antarctic Heritage Trust. Photo: Alasdair Turner Photography

9:30 Classical Brews

Hannah Darroch, Principal Flute of the Christchurch Symphony Orchestra joins us to chat about  a new chamber music series launching at Three Boys Brewery in Christchurch.

Classical Brews
SAT APR 23 2022 AT 03:00 PM 
Three Boys Brewery | Christchurch

Photo: supplied

10:17 Lately

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Photo: RNZ

Lately with Karyn Hay is a late night radio show on RNZ National, with an eye on live events, an ear for music, a great sense of humour and a genuine interest in people and their stories.

11:07 In the Spirit: A Gospel Journey

Black Americans made some of the most earth-shaking sounds of the 20th century. For a start they invented jazz and the blues, and today it would be hard to find a corner of the planet where the impact of those vital musical forms hasn't been felt. But they also produced one of the most profound bodies of religious music. Join Nick Bollinger for a guide to Black America's rich tradition of religious song: In the Spirit.

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Photo: CC00 Samueles