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Houston We Have a Podcast: The Moon Base

Page: Johnson Space Center's podcast, published 11 September 2026 (per the site's API, noted in the file's header), recorded 14 August 2026. Host Nilufar Ramji; guest Carlos García-Galán, Moon Base Program Manager. https://www.nasa.gov/podcasts/houston-we-have-a-podcast/the-moon-base/. Fetched 2026-10-02T04:03:00Z. File: sources/moon-base/nasa-gov-podcasts-houston-we-have-a-podcast-the-moon-base.md.

Summary. A long interview on how the Moon Base will be built: the three phases, the first robotic and crewed missions, the South Pole's shadows, habitation, ISRU, power, cargo, mission control, partners and reuse of Gateway hardware. Rank: it is a conversation, cited "as reported" with the speaker named (SCHEMA, q. 74), below the architecture documents and the Users Guide. Figures are his spoken estimates.

Key points (García-Galán, as reported)

  • Phase 1 is "all about learning": reliable access "with different vendors"; "ground truth data" on illumination ("Can we chase the light? Can we survive the night?"), micrometeorites, radiation and traversing regolith; then testing technology, from power cables and "solar masts" to mobility and building "walls or berms". After that, "in the '28-'29 time frame", permanent infrastructure starts.
  • The first missions' timing. "At the very beginning, we're going to send a lot of robotic missions. There'll be one, hopefully, one this year, and multiple next year"; "The Astrobotic is perhaps doing a mission next year that will deliver the flip rover". The May 2026 speech had Moon Base II (Griffin, FLIP) and III "before the end of 2026" (open question 98).
  • The phases in missions. Phase 1: "multiple robotic missions and one Artemis IV human landing with some limited interaction, especially with the LTV", whose LTVs arrive first, operate autonomously, and meet the crew. Phase 2: more robotic missions for infrastructure and "several human missions at least once a year, graduating to twice a year"; "at the end of phase two, we expect to have the pressurized rover". Phase 3: "several habitation components that allow two to four astronauts to do some longer stays, graduating to hopefully permanent".
  • Site layout. The habitation cluster "could be a mile or longer" from the landing site, because of landing plumes; at least "a mile away".
  • Surviving the shadow. At the South Pole "it's surviving the shadow really more than the night": shadow "may include several days, but not quite 14".
  • Communications. No direct-to-Earth line of sight much of the time ("Mons Mouton … is like six kilometers high"; Shackleton "goes two two and a half kilometers deep"), so constellations "for navigation too, and then on the surface".
  • ISRU and construction. Water "most likely is very intermixed with the normal regolith"; 3D printing with regolith; paving with lasers; berms near the landing site or "around a nuclear reactor"; helium-3 "the question is going to be, can we find that in quantities".
  • Power. First "a lot of solar", "very likely to be solar towers", with batteries; wireless charging, because connectors may suffer from dust; standards so that "any power station … any asset could use", including international rovers. Then RHUs, RTGs, and "a nuclear reactor that can scale up to like 100 kilowatts", for ISRU and manufacturing, "in phase three, or you know, at the end of phase two".
  • Cargo. Robotic landers today "mostly are in the 500 kilogram payload capacity", some "up to like three metric tons"; NASA wants "five to eight metric tons", and a heavy class, "probably … a derivation of what is taking the crew there", of "anywhere from 15 to 100 metric tons". Standardized pallets and transport from landing site to point of use, being designed now, "to deploy at the beginning of phase two".
  • Operations. "The concept of the Moon Base Command Center here in Houston", evolving Mission Control.
  • Industry and partners. Ignition sent "a demand signal"; landers built at "three or four" a year instead of one. After the RFI, "our architecture team is evaluating what's needed, matching up to technology gaps", and a "broad area announcement out for Moon Base" asks for ideas in power, surface mobility and habitation. Foreign companies teamed with U.S. companies: "as long as it's more than 50% we contract directly with them as a domestic company". Partners named: "Europe, Canada, Japan, United Arab Emirates", and new entrants with "a habitation module or a constellation of satellites".
  • Gateway hardware. The Power and Propulsion Element becomes SR-1's spacecraft; a deal with Northrop Grumman to repurpose HALO power and avionics hardware for a lunar tech demonstration of "three types of systems to show how we can survive the night"; with Canada, taking the Gateway arm's technology toward "a robing arm on the moon on a rover".
  • Environment. The host gives South Pole temperatures from "negative 334 degrees Fahrenheit to over 130 degrees"; GarcĂ­a-Galán "close to 200 degrees Fahrenheit" in sun and "close to minus 200" in shade. The Artemis II crew "observed six or seven" micrometeorite flashes "in a four-hour traverse of the far side". Apollo: "about 80 hours working on the surface of the moon total".

Oddities

  • The page's summary calls it "episode 436"; the host's introduction says "episode 439". Recorded as printed.
  • "After an incident, we put a request for information": recorded as printed; the transcript doesn't name the event.

Phases · Environment · Gateway · Pressurized Rover · Lunar Nuclear Fission System · Carlos García-Galán · Ion talk report (a talk by the program's principal systems engineer, also as reported)