Umbra
Operated by Umbra · Official site
Data current as of 2026-07-20.
Umbra builds and operates compact synthetic-aperture radar satellites that reach some of the highest commercial imaging resolutions available.
Umbra accounts for 12 cataloged objects, of which 5 are in orbit and 5 are active. 7 have reentered. The first launched in 2021, the most recent in 2026. The busiest year was 2023, with 5 added. Most fly near a 98-degree inclination with an orbital period around 95 minutes.
Umbra launched per year
Typical specifications
Most common values across cataloged Umbra satellites.
| Manufacturer | UMBRA |
|---|---|
| Purpose | Earth observation, radar |
| Launch mass | 84 kg |
| Dry mass | 79 kg |
| Length | 0.8 m |
| Diameter | 0.6 m |
| Span | 3.8 m |
| Shape | Box + 2 Pan + Dish |
| Power | Solar cells, batteries |
| Propulsion | None |
| Equipment | X-band SAR |
| Typical orbit | 95 min period, 98° inclination |
Spacecraft buses
The platforms Umbra satellites are built on.
Launched on
Umbra satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Bus | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| UMBRA-12 | 67371 | 2026-004J | Espasat | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| UMBRA-11 | 66748 | 2025-276CL | Espasat | Nov 28, 2025 | 94 min, 97.4° | Active | ◉ |
| UMBRA-10 Umbra-10 | 60547 | 2024-149CH | Espastar | Aug 16, 2024 | 95 min, 97.7° | Active | ◉ |
| UMBRA-09 Umbra-09 | 60541 | 2024-149CB | Espastar | Aug 16, 2024 | 95 min, 97.7° | Active | ◉ |
| UMBRA-07 Umbra-07 | 58297 | 2023-174AT | Espastar | Nov 11, 2023 | 95 min, 97.4° | Active | ◉ |
| UMBRA-08 Umbra-08 | 58292 | 2023-174AN | Espastar | Nov 11, 2023 | 88 min, 97.4° | Reentered | ◉ |
| UMBRA-06 Umbra-06 | 56198 | 2023-054W | Umbra | Apr 15, 2023 | 88 min, 97.3° | Reentered | ◉ |
| UMBRA-04 Umbra-04 | 55050 | 2023-001AT | Umbra | Jan 3, 2023 | 88 min, 97.4° | Reentered | ◉ |
| UMBRA-05 Umbra-05 | 55036 | 2023-001AD | Umbra | Jan 3, 2023 | 88 min, 97.3° | Reentered | ◉ |
| UMBRA-03 Umbra-03 | 52753 | 2022-057X | Umbra | May 25, 2022 | 88 min, 97.5° | Reentered | ◉ |
| UMBRA-02 Umbra-02 | 50986 | 2022-002C | Umbra | Jan 13, 2022 | 88 min, 97.3° | Reentered | ◉ |
| UMBRA-2001 Umbra-01 | 48906 | 2021-059AD | Umbra | Jun 30, 2021 | 88 min, 97.6° | Reentered | ◉ |
Frequently asked questions
How many Umbra satellites are in orbit?
5 Umbra objects are currently in orbit, out of 12 ever cataloged. 7 have reentered.
How many Umbra satellites are active?
5 Umbra satellites carry an active status in the catalog.
When did the first Umbra satellite launch?
The first cataloged Umbra object launched in 2021, and the most recent in 2026.
Who operates Umbra?
Umbra is operated by Umbra.
How can I track Umbra satellites?
You can track the Umbra fleet live in the KeepTrack 3D tracker, or open any individual satellite from the list on this page.