Startup · United States
Cowboy Space Corporation
HQ San Carlos, CAFounded 202451-200 employees
Formerly Aetherflux, Cowboy Space Corporation is developing orbital infrastructure spanning launch vehicles, space-based power and in-orbit computing.
- Oct 1, 2026Company (high significance)Cowboy Space CorporationOur First Mission Takes Flight
- May 14, 2026NewsSpaceNewsCowboy files plans for up to 20,000 orbital data centers
- May 11, 2026NewsSpaceNews Job Exchange |
- Mar 2, 2026NewsGeekWireBay Area-based Aetherflux to join Seattle space race with new hub for satellite development
Funding3 rounds · $335M
- Equity raised
- $335M
- Latest
- $275MSeries B · May 11, 2026
- Last valuation
- $2.00B?Basis not stated · Series B · May 11, 2026
| Announced | Stage | Amount | Valuation | Lead investors | Other investors | Confidence |
|---|---|---|---|---|---|---|
| May 11, 2026 | Series B | $275M | $2.00B? | Index Ventures | Andreessen Horowitz, Baiju Bhatt, Blossom Capital, Breakthrough Energy Ventures, Construct Capital, Interlagos, IVP, New Enterprise Associates | Reported |
| Apr 2, 2025 | Series A | $50.0M | — | Index Ventures, Interlagos | Andreessen Horowitz, Breakthrough Energy Ventures, New Enterprise Associates | Reported |
| Oct 9, 2024 | Seed | $10.0M | — | Baiju Bhatt | — | Reported |
- Series BLed by Index VenturesWith Andreessen Horowitz, Baiju Bhatt, Blossom Capital, Breakthrough Energy Ventures, Construct Capital, Interlagos, IVP, New Enterprise AssociatesValuation $2.00B?$275MMay 11, 2026
- Series ALed by Index Ventures, Interlagos$50.0MApr 2, 2025
- SeedLed by Baiju Bhatt$10.0MOct 9, 2024
Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.
Systems2
Stampede
A satellite constellation designed to use solar power for on-orbit GPU data centers.
Newest unveiled first. Open a system for its milestone timeline, components and sources.
Supply Chain1 facility
Facilities1
| Facility | Kind | Location | Status | Confidence |
|---|---|---|---|---|
| Cowboy Space San Carlos headquarters | Headquarters | San Carlos, CA, United States | Operating | Confirmed |
- Cowboy Space San Carlos headquartersHeadquarters · San Carlos, CA, United StatesOperatingConfirmed
People3
- Baiju Bhatt · LinkedIn ↗
CEO
- Chithra Perumal · LinkedIn ↗
Chief Financial Officer
- Joseph Yaffe · LinkedIn ↗
Chief Operating Officer and Chief Legal Officer
Hiring Observations10 observed listings
San Carlos, California · FullTime · Engineering
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
Controls Software Engineer, Pointing & Tracking ↗
San Carlos, California · FullTime · Engineering
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
San Carlos, California · FullTime · Engineering
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
Electrical Engineer, Optical Communications ↗
San Carlos, California · FullTime · Engineering
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
San Carlos, California · FullTime · Engineering
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
Executive & Corporate Communications Partner ↗
San Carlos, CA or Seattle, WA · FullTime · Other
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
Kent, Washington · FullTime · Other
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
Kent, Washington · FullTime · Engineering
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
Kent, Washington · FullTime · Other
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
Kent, Washington · FullTime · Engineering
Open when checked · Ashby public employer job board
Checked Oct 13, 2026
A sample of observed listings, not a total vacancy count. Availability may have changed since collection. Categories are inferred from job titles.
Sources15
Show all 15 sources and supporting evidence
Profile4
- 1
Cowboy Space Corporation · May 11, 2026 · Supports Organization, Organization · aliases, Organization · name
“Founded in 2024 as Aetherflux”
- 2
Index Ventures · Supports Organization · aliases, Organization · description, Organization · name
“Cowboy Space Corporation (formerly Aetherflux) is building vertically integrated orbital infrastructure for the AI era, spanning launch vehicles, space-based power and in-orbit compute.”
- 3
Sixth-Domain · Supports Organization · country, Organization · kind
“{"country": "USA", "hq_iso2": "US", "id": "a03ea863-1e8a-4b53-8520-2f90ecb0844d"}”
- 4
LinkedIn · Supports Organization · employee range, Organization · linkedin url
“employee_range: 51-200 (profile: 51-200 employees)”
Systems3
- 5
Cowboy Space Corporation · Oct 1, 2026 · Supports Facility, Organization, System
“Part of the Cowboy Space team in San Carlos, California.”
- 6
SpaceNews · May 14, 2026 · Supports System
“Cowboy Space has filed plans with the Federal Communications Commission for a 20,000-satellite “Stampede” orbital data center constellation”
- 7
Cowboy Space · Supports Organization · description, Organization · hq city, Organization · name, Organization · website, System
“Earth's energy grid can't run at the pace of AI. We are building a space-based power grid with solar-powered GPU data centers in Low Earth Orbit.”
Funding4
- 8Regulatory filingCowboy Space Corp - SEC Form D (0002133827-26-000002)
U.S. Securities and Exchange Commission · May 21, 2026 · Supports Funding round
“Total Amount Sold $304,999,997 USD”
- 9
DatacenterDynamics · May 12, 2026 · Supports Funding round, Funding round · amount, Funding round · post money valuation usd
“The latest funding round was led by Index Ventures”
- 10
May 11, 2026 · Supports Funding round
“has raised $275 million at a $2 billion valuation”
- 11
TechCrunch · Apr 2, 2025 · Supports Funding round, Funding round · amount
“The Series A round was led by Index Ventures and Interlagos”
Supply chain2
- 12
GeekWire · Mar 2, 2026 · Supports Facility
“Based in San Carlos, Calif., and Washington, D.C.”
- 13
Crunchbase · Supports Facility, Organization · legal name, Organization · status, Role
“address: San Carlos, California, United States, North America”
People1
- 14OtherBlack Flag 100
Black Flag · Supports Organization, Role
“Aetherflux is an aerospace company pioneering space-based solar power to provide abundant and renewable energy to households, businesses, and military”
Other1
- 15
Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.