Impulse Space, founded in 2021 and based in Redondo Beach, California, builds in-space transport vehicles, including its Mira orbital transfer vehicle, that move payloads between orbits. It raised a $500 million Series D in June 2026.
At a glance
| Price from | Custom |
| Best for | Satellite operators needing delivery to precise or distant orbits |
From Impulse Space's own website.
What stands out
- Flight-proven orbital transfer vehicle
- Founded by former SpaceX propulsion lead Tom Mueller
Worth knowing
- Depends on partner launch schedules
- Price set per mission
How it ranks
Impulse Space is ranked 2nd of 10 in Best Space Startups (Lister Score 95.8).
#2 in Best Space Startups · Lister Score 95.8
Impulse Space raised $500 million in a Series D announced in June 2026..
| Rank | Best Space Startups | Score |
|---|---|---|
| 1 | Stoke Space | 97.0 |
| 2 | Impulse Space | 95.8 |
| 3 | Varda Space Industries | 94.5 |
| 4 | True Anomaly | 93.3 |
| 5 | Isar Aerospace | 92.0 |
| 6 | Astranis | 90.7 |
| 7 | Vast | 89.4 |
| 8 | Apex | 88.0 |
| 9 | K2 Space | 86.6 |
| 10 | Axiom Space | 85.2 |
Frequently asked questions
How does Impulse Space rank on Lister?
Impulse Space is ranked 2nd of 10 in Best Space Startups (Lister Score 95.8).
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