GeoStar-1 Satellite Bus
Data current as of 2026-07-20.
The GeoStar-1 bus accounts for 8 cataloged objects, of which 8 are in orbit and 6 are active. Most are built by NGISD. The largest operator on this bus is AFSPC. The first launched in 2014, the most recent in 2026.
8
In orbit
6
Active
8
Total launched
0
Reentered
GeoStar-1 launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged GeoStar-1 satellites.
| Manufacturer | NGISD |
|---|---|
| Purpose | Space surveillance |
| Launch mass | 500 kg |
| Dry mass | 500 kg |
| Length | 2 m |
| Diameter | 2 m |
| Span | 5 m |
| Shape | Box + 2 pan |
| Power | 2 deployable solar arrays, batteries |
| Propulsion | AOCS |
| Design life | 6 years |
| Typical orbit | 1436 min period, 4° inclination |
Top operators
AFSPC 4 USSF 4
Top countries
US 8
GeoStar-1 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| USA 583 GSSAP 8 | 67760 | · | USSF | Feb 12, 2026 | · | Active | ◉ |
| USA 582 GSSAP 7 | 67759 | · | USSF | Feb 12, 2026 | · | Active | ◉ |
| USA 325 USA 325 | 51281 | 2022-006B | USSF | Jan 21, 2022 | 1436 min, 0.2° | Active | ◉ |
| USA 324 USA 324 | 51280 | 2022-006A | USSF | Jan 21, 2022 | 1436 min, 0.8° | Active | ◉ |
| USA 271 USA 271 | 41745 | 2016-052B | AFSPC | Aug 19, 2016 | 1436 min, 4.2° | Active | ◉ |
| USA 270 USA 270 | 41744 | 2016-052A | AFSPC | Aug 19, 2016 | 1436 min, 4.3° | Active | ◉ |
| USA 254 USA 254 | 40100 | 2014-043B | AFSPC | Jul 28, 2014 | 1453 min, 4.8° | Inactive | ◉ |
| USA 253 USA 253 | 40099 | 2014-043A | AFSPC | Jul 28, 2014 | 1488 min, 5.6° | Inactive | ◉ |
Frequently asked questions
How many GeoStar-1 satellites are there?
The catalog lists 8 objects built on the GeoStar-1 bus. 8 are in orbit and 0 have reentered.
How many GeoStar-1 satellites are in orbit?
8 GeoStar-1 objects are currently in orbit, of which 6 carry an active status.
Who builds the GeoStar-1 bus?
The GeoStar-1 bus is most commonly built by NGISD.
When did the first GeoStar-1 satellite launch?
The first cataloged GeoStar-1 satellite launched in 2014, and the most recent in 2026.