Cowboy Space
CS
Cowboy Space Corporation, formerly Aetherflux, is an aerospace company building a space-based power grid: a constellation of solar-powered GPU data centers in low Earth orbit, and a launch vehicle whose upper stage converts into a megawatt-class data center. It was founded by Robinhood co-founder Baiju Bhatt and is based in San Carlos, California, with a second office in Seattle.
Founded by Baiju Bhatt (CEO, Founder)
Blended valuation$2B$2B secondary
Valuation history
Weekly blended valuation with priced funding rounds marked on the timeline.
$2.2B
blended valuationfunding round
Mar 31, 2025$130.3MOct 5, 2026
All rounds
5 funding rounds, newest first.
| Round | Announced | Raised | Post-money |
|---|---|---|---|
| Series B | May 11, 2026 | $275M | $2B |
| Series B | Mar 27, 2026 | $350M | — |
| Series A | Apr 2, 2025 | $50M | $270M |
| Seed | Oct 9, 2024 | $10M | $50M |
| Seed | Mar 1, 2024 | $10M | — |
Investors
24 investors across all rounds.
- IVIndex Ventures
- ICInterlagos Capital
- AHAndreessen Horowitz
- BEBreakthrough Energy Ventures
- IVInstitutional Venture Partners
- NENew Enterprise Associates
- DADraper Associates
- ELElefund
- JLJared Leto
- OVOffline Ventures
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Secondary market activity
Recent buy and sell interest for Cowboy Space shares on the secondary market.
| Kind | Implied valuation | Price / share | Date |
|---|---|---|---|
| $2B | $13.06 | Aug 25, 2026 |
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Data as of Oct 16, 2026. Valuations are estimates blended from primary and secondary-market signals — not investment advice.