# Space Madness Podcast Episode 54: Dr. Kelvin Long and Interstellar Travel Page: https://stenobird.com/podcast/the-space-madness-podcast-7367476/space-madness-podcast-episode-54-dr-kelvin-long-and-interstellar-travel Text version: https://stenobird.com/podcast/the-space-madness-podcast-7367476/space-madness-podcast-episode-54-dr-kelvin-long-and-interstellar-travel.md Podcast: [The Space Madness Podcast](https://stenobird.com/podcast/the-space-madness-podcast-7367476) Published: 2026-05-18T11:00:00+00:00 Episode link: https://spacemadness.podbean.com/e/space-madness-podcast-episode-54-dr-kelvin-long-and-interstellar-travel/ Audio file: https://mcdn.podbean.com/mf/web/hd4g4uhse6s45xdt/riverside_kelvin_jeff_apr_22_2026_001_jeff_nosanov_s_stud_no_caps6waai.m4a Processing state: not_requested JSON: https://stenobird.com/v1/public/podcasts/the-space-madness-podcast-7367476/episodes/space-madness-podcast-episode-54-dr-kelvin-long-and-interstellar-travel Duration seconds: 2640 ## Resource In this in-depth interview, space physicist Kelvin Long shares his journey from childhood fascination with space to pioneering advanced propulsion technologies. Discover insights on fusion energy, interstellar travel, and the future of space exploration, including UK and US initiatives. ## Actions - request_transcript: `POST https://stenobird.com/v1/public/podcasts/the-space-madness-podcast-7367476/episodes/space-madness-podcast-episode-54-dr-kelvin-long-and-interstellar-travel/transcription-requests` — Idempotently request low-priority transcript generation for this episode. - read_markdown: `GET https://stenobird.com/podcast/the-space-madness-podcast-7367476/space-madness-podcast-episode-54-dr-kelvin-long-and-interstellar-travel.md` — Read the agent-friendly Markdown representation of this episode resource. A page view does not enqueue transcription. Agents should invoke `request_transcript` explicitly when they need this episode processed. ## Transcript Full transcripts are not published on public pages unless there is a clear rights basis.