Cowboy Space

Cowboy Space Corporation (fka Aetherflux) is building a power grid in outer space for artificial intelligence. Using an integrated system of satellites and rockets, we will send high-performance compute and optical data transmission to Low Earth Orbit.

AI infrastructure and computeClimate and energyManufacturing and industrial

Cowboy Space raised $275M in a Series B+ round announced May 11, 2026, according to techcrunch.com. Across 2 sourced rounds it has raised $325M in total. Investors in that round: Index Ventures.

Raise history

1. September 29, 2026
   First seen by Recent Funding
   via startups.gallery
2. May 11, 2026
   Series B+ · $275M
   IIndex Ventures (lead)
   Source: techcrunch.com (startups.gallery listing)
3. April 2, 2025
   Series A · $50M
   IIndex Ventures (lead)
   Source: techcrunch.com (startups.gallery listing)

Investors

• Aa16z
• IIndex Ventures
• IInterlagos
• IIVP
• NNEA

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Every amount links to the page it came from. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/cowboy-space.