Radian One
Reusable spaceplane that reaches orbit and lands on a runway
Radian Aerospace
Seattle-area startup designing Radian One, a single-stage spaceplane meant to take off and land like an aircraft while carrying people and light cargo to low Earth orbit. A small prototype finished taxi tests in 2024. (1 product in the atlas)
Products, by altitude
Low Earth orbit · 160–2,000 km
In development ![]()
Known rounds
| Date | Round | Amount | Led by |
|---|---|---|---|
| Jan 2022 | Seed | $27.5M | Fine Structure Ventures1 |
Milestones
- Sep 2024 Radian completed ground taxi tests of PFV01, a roughly 15-foot subscale prototype, in Abu Dhabi. TechCrunch reported $32 million raised to date and a goal of full-scale flights in 2028.2
Sources
Updated Oct 22, 2026 · How we source facts · Suggest a correction