Impulse Space Raises $500 Million
The funding will support hiring and manufacturing growth as Impulse scales spacecraft and propulsion systems for post-launch mobility.
- On Tuesday, June 2, 2026, California-based Impulse Space announced it raised $500 million in Series D funding to expand in-space mobility infrastructure and manufacturing capacity.
- Founded by Tom Mueller, the first employee hired at SpaceX, the company develops orbital transfer vehicles and propulsion systems designed to move satellites efficiently after launch.
- Impulse operates the maneuverable Mira spacecraft, which has flown three missions, and is developing Helios, a high-energy kick stage scheduled for its first flight in 2027.
- President and Chief Operating Officer Eric Romo said the company will use capital to scale operations, with over 200 open roles planned across California, Colorado, and Washington, D.C.
- The round, co-led by 137 Ventures and BANNER VC, brings total capital raised to over $1 billion as investor interest in space infrastructure and national security technology surges.
18 Articles
18 Articles
Impulse Space raises $500M at $4.3B valuation to build the ‘last-mile’ infrastructure of space - Tech Startups
Launching a satellite into orbit is no longer the hardest part of spaceflight. Getting it where it actually needs to go may be the bigger challenge. That idea is attracting serious investor attention. Impulse Space, the spacecraft startup founded by […] The post Impulse Space raises $500M at $4.3B valuation to build the ‘last-mile’ infrastructure of space first appeared on Tech Startups.
Impulse Space raises $500 million at $4.26 billion valuation as space investing surges
Impulse Space raises $500 million
Impulse Space has raised $500 million to expand production of orbital transfer vehicles and other spacecraft to support growing commercial and government demand. The post Impulse Space raises $500 million appeared first on SpaceNews.
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