{"listing":{"listing_type":"company","name":"Momentus","slug":"momentus","tagline":"The space infrastructure services company","description":"Momentus is a space infrastructure services company. As a first mover, Momentus will offer the most basic, foundational services that enable businesses to flourish in space. With their experienced team of aerospace, propulsion, and robotics engineers, Momentus makes and operates cost-effective and energy-efficient in-space transport and service vehicles that utilize water plasma propulsion technology. Momentus has service agreements in place with numerous private satellite companies, government agencies, and research organizations.\n\nMomentus is a Y Combinator company (Summer 2018). YC-listed status: Public.","url":"https://momentus.space/","is_stealth":false,"normalized_domain":"momentus.space","normalized_url_key":"momentus.space","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/a9e04d61888abfae102ae9245cd5325c24e4bef5.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/momentus","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://momentus.space/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://momentus.space/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Industrials","Aviation and Space","Commercial Space Launch","Solar Power","Space Exploration"],"stage":"public","founded_year":null,"location":"San Francisco, CA, USA; Santa Clara, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:17:03.038Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2018","Commercial Space Launch","Solar Power","Space Exploration"],"one_liner_for_search":"Momentus — The space infrastructure services company (Y Combinator Summer 2018)","canonical_facts":["Y Combinator batch: Summer 2018","YC company status: Public","Team size (per YC directory): 125","YC industry: Industrials","YC subindustry: Industrials / Aviation and Space","Former names: Space Apprentices Enterprise, Momentus Space, MOMENTUS","Listed in YC Top Companies","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:17:03.038Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"aviation-and-space","name":"Aviation and Space","note":null,"profile_url":"/industries/aviation-and-space"},{"kind":"industry","slug":"commercial-space-launch","name":"Commercial Space Launch","note":null,"profile_url":"/industries/commercial-space-launch"},{"kind":"industry","slug":"industrials","name":"Industrials","note":null,"profile_url":"/industries/industrials"},{"kind":"industry","slug":"solar-power","name":"Solar Power","note":null,"profile_url":"/industries/solar-power"},{"kind":"industry","slug":"space-exploration","name":"Space Exploration","note":null,"profile_url":"/industries/space-exploration"}]}}