CYGNSS Satellite Bus
Data current as of 2026-07-20.
The CYGNSS bus accounts for 8 cataloged objects, of which 7 are in orbit and 0 are active. 1 have reentered. Most are built by SSTUS. The largest operator on this bus is LARCN/SWRIB. All were launched in 2016.
7
In orbit
0
Active
8
Total launched
1
Reentered
CYGNSS launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged CYGNSS satellites.
| Manufacturer | SSTUS |
|---|---|
| Purpose | Earth sciences |
| Launch mass | 29 kg |
| Dry mass | 29 kg |
| Length | 0.27 m |
| Diameter | 0.64 m |
| Span | 1.7 m |
| Shape | Trunc prism+2 pan |
| Power | 2 deployable, fixed solar arrays, solar cells, batteries |
| Design life | + 2 years |
| Equipment | GPS receivers |
| Typical orbit | 92 min period, 35° inclination |
Top operators
LARCN/SWRIB 8
Top countries
US 8
CYGNSS satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| CYGFM03 CYGNSS FM03 | 41891 | 2016-078H | LARCN/SWRIB | Dec 15, 2016 | 92 min, 34.9° | Inactive | ◉ |
| CYGFM07 CYGNSS FM07 | 41890 | 2016-078G | LARCN/SWRIB | Dec 15, 2016 | 92 min, 34.9° | Inactive | ◉ |
| CYGFM06 CYGNSS FM06 | 41889 | 2016-078F | LARCN/SWRIB | Dec 15, 2016 | 89 min, 34.9° | Reentered | ◉ |
| CYGFM08 CYGNSS FM08 | 41888 | 2016-078E | LARCN/SWRIB | Dec 15, 2016 | 92 min, 34.9° | Inactive | ◉ |
| CYGFM01 CYGNSS FM01 | 41887 | 2016-078D | LARCN/SWRIB | Dec 15, 2016 | 92 min, 34.9° | Inactive | ◉ |
| CYGFM02 CYGNSS FM02 | 41886 | 2016-078C | LARCN/SWRIB | Dec 15, 2016 | 92 min, 34.9° | Inactive | ◉ |
| CYGFM04 CYGNSS FM04 | 41885 | 2016-078B | LARCN/SWRIB | Dec 15, 2016 | 92 min, 34.9° | Inactive | ◉ |
| CYGFM05 CYGNSS FM05 | 41884 | 2016-078A | LARCN/SWRIB | Dec 15, 2016 | 92 min, 35.0° | Inactive | ◉ |
Frequently asked questions
How many CYGNSS satellites are there?
The catalog lists 8 objects built on the CYGNSS bus. 7 are in orbit and 1 have reentered.
How many CYGNSS satellites are in orbit?
7 CYGNSS objects are currently in orbit, of which 0 carry an active status.
Who builds the CYGNSS bus?
The CYGNSS bus is most commonly built by SSTUS.
When did the first CYGNSS satellite launch?
The cataloged CYGNSS satellites all launched in 2016.