SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Firefly Aerospace logo Firefly Aerospace Designs and operates small- and medium-lift launch vehicles, lunar landers, and in-space maneuvering vehicles for defense, civil, and commercial space missions vs Impulse Space Designs and operates orbital transfer vehicles that move payloads between orbits using high-thrust chemical propulsion, delivering to GEO in under a day Impulse Space logo
HEAD-TO-HEAD1 shared sector
Firefly Aerospace Impulse Space
Founded 2014 2021
Headquarters Texas Redondo Beach, California
Type public private
Status operating operating
Employees 800 292
Total funding $895M
Latest round Series C
Sectors Launch Services, Lunar Services, Space Transportation & Logistics Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion
Products listed 6 5
Federal contracts
Launches 11 (36%)
Leaders listed Jason Kim, Darren Ma, Shea Ferring Tom Mueller, Eric Romo, Kevin Miller
News mentions 22 3
SHARED SECTORS
FREQUENTLY ASKED

How do Firefly Aerospace and Impulse Space compare?

Both companies work in Space Transportation & Logistics. Firefly Aerospace was founded in 2014 and Impulse Space in 2021.

Which is larger, Firefly Aerospace or Impulse Space?

Firefly Aerospace reports the larger workforce, with 800 employees versus 292.

Which has more launches, Firefly Aerospace or Impulse Space?

Firefly Aerospace leads with 11 tracked launches (36% success rate).

Numbers refresh on every render against the live Space Index database. Federal contract data from USAspending.gov; launches from LaunchLibrary2.