On The Space Show for Wednesday, 12 November 2025:

Shenzhou-20 and orbital debris:

The launch of Shenzhou-21, debris impact on Shenzhou-20, and options for the continued crew exchange on Tiangong. (Inserts courtesy CGTN)

Turn Back Time — 1970-71:

The Luna 17 and Lunokhod 1 mission. (Inserts NZBC, Radio Moscow)

The Kessler Syndrome — Part One:

Topic and speakers' introduction; definitions; methodology in defining the hazards of space debris. (Courtesy AGU)