SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Atomos Space logo Atomos Space Develops orbital transfer vehicles for in-space transportation, satellite life extension, and payload delivery services vs Momentus Operates orbital service vehicles and manufactures satellite buses for in-space transportation, hosted payloads, and proximity operations Momentus logo
HEAD-TO-HEAD2 shared sectors
Atomos Space Momentus
Founded 2018 2017
Headquarters Broomfield, Colorado San Jose, California
Type private public
Status operating operating
Employees 3 41
Total funding $27.1M
Latest round Corporate
Sectors Space Transportation & Logistics, In-Orbit Servicing & Assembly Space Transportation & Logistics, In-Orbit Servicing & Assembly, Satellite Manufacturing
Products listed 1 3
Federal contracts
Launches
Leaders listed Vanessa Clark John C. Rood, Rob Schwarz, Lon Ensler
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Atomos Space and Momentus compare?

Both companies work in Space Transportation & Logistics, In-Orbit Servicing & Assembly. Atomos Space was founded in 2018 and Momentus in 2017.

Which is larger, Atomos Space or Momentus?

Momentus reports the larger workforce, with 41 employees versus 3.

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