← Back to list
Colossus (Invest Like the Best / Business Breakdowns)Podcast28 Jul 2021Source: joincolossus.comHost: Colossus

A Primer on Space: The Final Frontier - [Business Breakdowns, EP. 19]

In plain words

This piece says the real money in space isn't launching rockets—it's the ground services like satellite broadband. Tren Griffin argues SpaceX's key innovation is slashing launch costs from $30,000/kg to $2,500/kg, creating new demand. He likes Starlink for connecting moving vehicles (cars, planes, ships), with profits coming from services, not just bandwidth. Mars colonization might not happen until 2060, but such projects inspire young people and create spin-off tech.

AI SummaryAI-generated · may contain errors · verify against the original

At a Glance This edition of Business Breakdowns focuses on the space industry, featuring Microsoft board member Tren Griffin in a discussion on the current state and future of the space economy. The core argument is that the terrestrial economy today is heavily dependent on space infrastructure (e.g

~8 min full read · 8 sections
Deep Analysis

At a Glance

Tren Griffin (Microsoft board member and veteran in satellite communications) engages in an in-depth discussion with the host on the current state and future of the space economy. Core thesis: The greatest value of the space economy lies not in launch services themselves, but in the ground-based services enabled by space infrastructure—the combined market for ground equipment and services currently stands at approximately $260 billion, far exceeding the launch market ($6 billion) and satellite manufacturing market ($13-14 billion).


The True Scale of the Space Economy: The Ground is the Main Battlefield

Tren Griffin argues that the vast majority of value in the current space economy is generated on the ground, not in space.

  • 2021 space economy structure: The launch market is approximately $6 billion, satellite manufacturing $13–14 billion, but the ground equipment and services markets each stand at around $130 billion, totaling $260 billion.
  • Core logic: A satellite is launched once, but millions of ground devices continuously communicate with it, making ground-side spending far greater than space-side spending.
  • Morgan Stanley projects the space economy will reach $1 trillion by 2040, but Griffin bluntly calls this a "swag" (scientific wild-ass guess), noting that the largest incremental growth will still come from ground services.

Key mechanism: The convergence of chips, software, and networks makes "ubiquitous connectivity" a fundamental necessity. What space provides is universal connectivity that terrestrial networks cannot cover—and this is its irreplaceable value.


The Launch Cost Revolution: From $30,000/kg to $200/kg

Griffin argues that the core of SpaceX's disruption is not technology, but a fundamental shift in the understanding of price elasticity.

  • Traditional aerospace contractor logic: Lowering costs = reducing revenue (cost-plus contracts), thus actively maintaining high prices.
  • Musk's reverse logic: Lowering launch prices will create new demand — the price elasticity effect.
  • Cost evolution path:
  • Traditional launches: $25,000–$30,000/kg
  • Falcon 9 (reusable): approximately $2,500/kg (LEO)
  • Starship target: $200/kg, or even as low as $20/kg (lunar)
  • In 2021, a single SpaceX launch carried 88 satellites, making numerous small experimental payloads feasible.

Griffin emphasizes: The true value of low-cost launches lies not in the launch market itself (even if it doubles from $6 billion to $12 billion, it remains "peanuts"), but in that it unlocks experiments and applications impossible on the ground — analogous to the submarine fiber optic cables laid during the internet bubble, which were considered a "bubble" at the time but later underpinned the entire cloud computing industry.


Starlink: SpaceX's "Self-Generated Demand" and Cash Flow Engine

Griffin believes that SpaceX is fundamentally a service company, with its launch business serving merely as an ancillary tool.

  • Musk himself acknowledges that the biggest risk is financial—"cannot burn through all the cash."
  • Strategic significance of Starlink: SpaceX creates its own launch demand, ensuring sufficient payload for rockets, thereby diluting unit costs.
  • Business model logic:
  • Consumer broadband is the starting point, but the highest-value application is devices in motion—cars, trucks, aircraft, and ships.
  • Future antenna technologies (e.g., metamaterial antennas) will turn antennas into "large sticky notes" embedded in vehicle skins.
  • Key constraint: LEO satellites provide global coverage, but each "cell" has limited capacity and cannot be oversubscribed.
  • Griffin's core judgment: Starlink's true profit lies not in bandwidth sales, but in the service layer above bandwidth—analogous to the profit disparity between internet infrastructure and the applications running on it (e.g., Office).

Comparative Data:

Business Current Market Size Profit Characteristics
Launch ~$6 billion Commoditization trend, driven by scale
Ground Equipment ~$130 billion Hardware, medium margins
Services (including Starlink) ~$130 billion Service layer yields highest margins

Space Manufacturing & Colonization: From "Semi-Crazy" to "Nonlinear Breakthrough"

Griffin holds cautiously optimistic views on lunar/Mars colonization but emphasizes that their "externality" value far outweighs the direct objectives.

  • Space manufacturing: Zero-gravity environments are superior for certain pharmaceuticals, fiber optics, and electronic components; Bezos holds a more radical vision of relocating polluting industries off Earth.
  • Lunar colonization timeline: Griffin believes 2035 is "too early," with a more likely timeframe of 2060—citing Bill Gates' Law: "Short-term slower than expected, long-term greater than expected."
  • Challenges of Mars colonization:
  • Earth and Mars align only once every 26 months
  • Musk plans to launch a fleet of 100 Starships—"this is insane"
  • SpaceX President Shotwell calls it "the ultimate camping trip"—everything must be brought along
  • Griffin's defense: These projects cost a minuscule fraction of global GDP, and their greatest value lies in inspiring young people and spawning external technologies—"We need semi-crazy people who occasionally hit home runs."

The Militarization of Space and the Legal Vacuum

Griffin points out that space lacks an effective enforcement mechanism, forcing nations to "play nice with each other."

  • Military demand is one of the biggest drivers of space connectivity: modern warfare is shifting toward special forces + autonomous drones + AI confrontation, requiring ubiquitous low-latency connectivity.
  • Legal framework: The 1960s Outer Space Treaty established the principle that "no one can own space," with the International Telecommunication Union (ITU) coordinating orbit and spectrum allocation.
  • Core issue: The ITU has no police force and cannot enforce compliance—"If someone violates the treaty, the ITU can only say 'you are in violation,' and other nations can only say the same."
  • Space debris, orbital congestion, and militarization are three unresolved governance challenges.

Mentioned Positions

Position Guest Stance Key Data
SpaceX Bullish (positioned as a service company) Launch cost reduced from $30,000/kg to $2,500/kg (Falcon 9), Starship targeting $200/kg
Starlink Bullish (cash flow engine) Covers every cellular cell globally, limited capacity; highest value in mobile device connectivity
Blue Origin Neutral to slightly positive Griffin hopes Bezos will dedicate more time
OneWeb Positive mention Same LEO broadband constellation as Starlink
Iridium Positive mention Transitioning from voice to data services (oil pipelines, vessel short messaging)
Varda Positive mention Space manufacturing startup, targeting pharmaceuticals/fiber optics/organs
Orbcomm Historical reference Early "Little LEO" system used for paging and IoT

Judgments Worth Remembering

1. "The greatest value of the space economy is on the ground, not in space." (Tren Griffin) — Currently, ground equipment and services total $260 billion, far exceeding the $20 billion for launch and satellite manufacturing.

2. "Musk's core innovation is not technology, but the belief that launch demand is price-elastic." (Tren Griffin) — Traditional contractors assume low prices mean less profit; Musk assumes low prices create new markets.

3. "Starship reduces launch costs to $200/kg, but even if the launch market doubles to $12 billion, it's still 'peanuts' — the real money is in the service layer." (Tren Griffin) — Analogous to internet infrastructure versus the applications running on top of it.

4. "Starlink's profit is not in the $100/month broadband fee, but in the services running on top of that bandwidth." (Tren Griffin) — Analogous to Office running on the internet, with profits far exceeding the network itself.

5. "The falsification condition for space colonization: if terrestrial alternatives (5G, fiber optics) develop faster, the incremental value of space will be compressed." (Tren Griffin) — Space must do what cannot be done on Earth, not replicate it.

6. "Bill Gates' Law applies to space: short-term slower than expected, long-term greater than expected." (Tren Griffin) — Lunar colonization may happen in 2060 rather than 2035, but once realized, its scale will exceed expectations.

7. "There are no police in space law — the ITU can only say you are in violation, and other countries can only say the same." (Tren Griffin) — Orbit and spectrum allocation rely on treaties rather than enforcement; militarization is the biggest uncertainty.

8. "We need semi-crazy people — they occasionally hit home runs, but their greatest value is inspiring everyone." (Tren Griffin) — The direct cost of space colonization is minimal, but the externalities (inspiring young people, spawning new technologies) are enormous.