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Washington DC company developing GPS-independent autonomous navigation and secure communications technology for spacecraft.
Washington DC company developing GPS-independent autonomous navigation and secure communications technology for spacecraft.
Rank 52 of 105 ranked companies, shared with 1 other company on the same total. With the pillars we have not measured for this company filled at the 10th and 90th percentiles of the companies we did measure, and every other company held at its published total, the rank is likely between 24 and 75.
4 of 8 inputs measured · Medium confidence · 63% 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 2026-11-13 (UTC) · methodology v8. 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
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.
Latest government contract
D2P2 SBIR AI-CONTROLLED HIGH-ALTITUDE BALLOONS AND SURFACE VESSEL SDA
DoD · $2M · Apr 23, 2025
Latest funding round
Series A · $6M
Apr 19, 2026
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Email me when Rhea Space Activity raises money or wins a federal contract.
Compiled Nov 13, 2026 from 4 public records. Every figure links the record it comes from.
Space federal awards
3 awards, $2.7M obligated
Awards with activity since Oct 1, 2018, as searched Oct 5, 2026. Awarded May 17, 2023 to Apr 23, 2025; most from DoD (2 awards)
Counts awards the government's own product code or programme title marks as space work, or the space research industry code; the satellite-telecoms industry code counts only together with a space agency, office or a space word in the award's own description. Obligated dollars, not ceilings; umbrella contracts (IDVs) are left out because their orders are counted one by one. Amounts as USAspending reported them on Oct 5, 2026.
Source: USAspending.gov recipient profile (all awards, not only space)
Latest award Apr 23, 2025
Latest space award
$1.8M from DoD
D2P2 SBIR AI-CONTROLLED HIGH-ALTITUDE BALLOONS AND SURFACE VESSEL SDA
Source: USAspending.gov award record
Awarded Apr 23, 2025
Department of Defense
2 space awards, $2.0M obligated
USAspending.gov award record, Apr 23, 2025
National Aeronautics and Space Administration
1 space award, $750K obligated
USAspending.gov award record, May 17, 2023
APA
SpaceNexus. (2026, November 13). Rhea Space Activity: Company dossier [Data set]. Retrieved November 13, 2026, from https://spacenexus.us/company-profiles/rhea-space-activity
Chicago
SpaceNexus. "Rhea Space Activity: Company dossier." Data as of November 13, 2026. Accessed November 13, 2026. https://spacenexus.us/company-profiles/rhea-space-activity.
BibTeX
@misc{spacenexus_rheaspaceactivity_2026,
author = {{SpaceNexus}},
title = {{Rhea Space Activity}: Company dossier},
year = {2026},
month = nov,
howpublished = {\url{https://spacenexus.us/company-profiles/rhea-space-activity}},
url = {https://spacenexus.us/company-profiles/rhea-space-activity},
urldate = {2026-11-13},
note = {Data as of 2026-11-13; each fact links its primary source}
}