Rhea Space Activity GPS-resilient deep space navigation and secure communication technology for defense and national security Telesat Operates a global GEO satellite fleet and is building Telesat Lightspeed, an enterprise-class LEO constellation delivering fiber-like broadband with ultra-low latency 
| Rhea Space Activity | Telesat | |
|---|---|---|
| Founded | 2018 | 1969 |
| Headquarters | Washington, District of Columbia | Ottawa, Canada |
| Type | private | public |
| Status | operating | operating |
| Employees | — | 711 |
| Total funding | $6.8M | — |
| Latest round | Series A | — |
| Sectors | Navigation & Positioning, Space Defense Systems, Space Software & Mission Tools | Satellite Communications, Ground Segment & Networks, Space Defense Systems |
| Products listed | 2 | 37 |
| Federal contracts | — | — |
| Launches | — | — |
| Leaders listed | Shawn Usman, Kevin Hause, Samuel Lee | Daniel S. Goldberg, Donald Tremblay, Michel Forest |
| News mentions | 0 | 0 |
How do Rhea Space Activity and Telesat compare?
Both companies work in Space Defense Systems. Rhea Space Activity was founded in 2018 and Telesat in 1969.