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Tukwila, Washington startup developing rotating detonation engines for in-space propulsion.
Tukwila, Washington startup developing rotating detonation engines for in-space propulsion.
Provisional: the latest data refresh looked incomplete and was held, so these scores use inputs measured 2026-10-10.
Not ranked: Only 44% of applicable weight is backed by data; 50% is needed to rank.
3 of 7 inputs measured · Insufficient data · 44% of applicable weight backed by data
Not measured: Headcount, Market value, Reported revenue
Not measured: Open-role change (90 days)
A pillar score averages the company’s percentiles among the tracked companies with a value: relative standing, not a grade. Inputs measured 2026-10-10 (UTC) · methodology v6. Every input, its value and percentile · How it is computed
The Space Score ranks companies relative to each other on public data we hold. It describes; it does not rate, forecast or recommend. It is not a credit rating and not investment advice. Full disclaimer
Sources: Founded, Headquarters, Ownership, Legal name
For information only, not investment advice. SpaceNexus is not a registered investment adviser, broker or dealer, and nothing here is a recommendation to buy, sell or hold any security. Data may be delayed, estimated or incomplete; check the source before acting. Full disclaimer
1 private round on record. Debt, grants, state capital, owner funding and acquisitions are listed under Funding history by class and not added in.
Checking for a discussion…
Compiled Oct 12, 2026 from 1 public record. Every figure links the record it comes from.
SOSV
Recorded as lead of Pre-Seed (Jun 8, 2026)
Payload Space, Jun 8, 2026
APA
SpaceNexus. (2026, October 12). Juno Propulsion: Company dossier [Data set]. Retrieved October 12, 2026, from https://spacenexus.us/company-profiles/juno-propulsion
Chicago
SpaceNexus. "Juno Propulsion: Company dossier." Data as of October 12, 2026. Accessed October 12, 2026. https://spacenexus.us/company-profiles/juno-propulsion.
BibTeX
@misc{spacenexus_junopropulsion_2026,
author = {{SpaceNexus}},
title = {{Juno Propulsion}: Company dossier},
year = {2026},
month = oct,
howpublished = {\url{https://spacenexus.us/company-profiles/juno-propulsion}},
url = {https://spacenexus.us/company-profiles/juno-propulsion},
urldate = {2026-10-12},
note = {Data as of 2026-10-12; each fact links its primary source}
}