
Talking Space
Hosted by Gene Mikulka and Mark Ratterman and Dr Kat Robison and Heather Smith · Gene Mikulka ,Mark Ratterman, Dr. Kat Robison, Larry Herrin, Heather Smith, and Sawyer Rosenstein (emeritus),
4.2from 30 ratings
- 333
- Episodes
- 25
- Transcribed
- 30
- Ratings
- Daily
- Cadence
- 2009
- First episode
About Talking Space
A Free and Open Exchange of Ideas and Opinions on All Things Space. If it's above the Kármán Line, it's on our radar. Now at https://talkingspaceonline.com!
- Publisher
- Gene Mikulka ,Mark Ratterman, Dr. Kat Robison, Larry Herrin, Heather Smith, and Sawyer Rosenstein (emeritus),
- Category
- news · science
- Language
- en
- Explicit
- No
- First episode
- 9 Sept 2009
- Latest episode
- 14 Sept 2026
Latest episodes
25 of 333 episodes have a transcript.

14 Sept 2026TRANSCRIPT
Episode 1806: Roman’s March to L-2

5 Sept 2026TRANSCRIPT
Episode 1805: Space Flight is Not Simple

19 Jun 2026TRANSCRIPT
Episode 1804: On A Quesst
Inside a recent episode

Episode 1806: Roman’s March to L-2
Published 14 Sept 2026 · Transcript excerpt
[…] So we were able to refurbish the optical telescope assembly to be appropriate for an astrophysics mission as opposed to a downward Earth-facing mission. So that involved taking the telescope apart, refinishing and changing the prescription of the primary mirror, as well as changing the secondary mirror support tubes. We needed to make them a little bit different to account for the new prescription. So now it can point up. And I also saw a mention with this mirror of it being a quarter of the mass. Correct. Did the mass change from what you started to what it is? No, it's a quarter of the mass of the Hubble mirror, which is the same size. […]
Read the full transcript with a Pod Engine plan.
See plansWho has been a guest on Talking Space
Names identified in recent episode analyses. Showing up to five guests.
- Jeff Hanke
- Wendy Minotti
- Joe Stief
- Dr Dani Mendoza DellaGiustina
Reach and audience
Public platform figures. Ratings count people who left a rating, not total listeners.
- Apple Podcasts (US)
- 4.1 / 5
- 28 ratings
- Spotify
- 5.0 / 5
- 2 ratings
Podcast Authority Score: 59 / 100
A composite of feed quality, social presence, YouTube performance and engagement. Read the methodology.
- Quality
- 81
- Social presence
- 0
- YouTube
- 0
- Engagement
- 92
Contact Talking Space
- Guest appearances
- Books guests
Based on episode analysis; this does not confirm that the show is currently accepting guests.
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Questions about Talking Space
Who hosts Talking Space?
Gene Mikulka and Mark Ratterman and Dr Kat Robison and Heather Smith host the show. Published by Gene Mikulka ,Mark Ratterman, Dr. Kat Robison, Larry Herrin, Heather Smith, and Sawyer Rosenstein (emeritus),.
How often do new episodes come out?
The show publishes daily, based on its RSS feed.
Does Talking Space take guests?
Yes. Guests have been identified in episode analyses.
Where can I read transcripts?
25 of 333 episodes have a transcript on Pod Engine. Full transcripts are available with a Pod Engine plan.
Host of Talking Space?
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