VC Catalog · venture ecosystem research library
VC Catalog home Beta

Company

Zephyr Fusion

Rocket Ship RatingBased on the data VC Catalog holds.

Rocket Ship Rating: 79 out of 100

In-orbit megawatt-class power

  • Space, aerospace & defense
  • Deeptech
  • Hardware
Status
Operatingas of 2026-09-18
Business model
B2B
Customers
To power the space industry
Open relationship map
Claim, correct or request removal

Record updated 18 September 2026

About

Build a compact megawatt class reactor at a fraction of the cost of equivalent solar

About the company

Y Combinator batch
Fall 2025

Products

Hardware
Compact megawatt class reactor
Loading relationship preview

Cookies on VC Catalog

We use necessary cookies to run the site (sign-in, security, remembering this choice). With your permission we also use Google Analytics to understand how the site is used. Analytics cookies are set only if you accept all cookies. Privacy policy