LEOStar Satellite Bus
Data current as of 2026-07-20.
The LEOStar bus accounts for 3 cataloged objects, of which 2 are in orbit and 0 are active. 1 have reentered. Most are built by OSCM. The largest operator on this bus is EWAT. The first launched in 1997, the most recent in 2000.
2
In orbit
0
Active
3
Total launched
1
Reentered
LEOStar launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged LEOStar satellites.
| Manufacturer | OSCM |
|---|---|
| Purpose | Earth observation |
| Launch mass | 250 kg |
| Dry mass | 250 kg |
| Length | 1.2 m |
| Diameter | 1 m |
| Span | 3 m |
| Shape | Hex Cyl + 2 Pan |
| Power | Deployable fixed solar array, batteries |
| Propulsion | ? |
| Design life | 3 years (design); 5 years (fuel) |
| Equipment | 3-meter panchromatic camera, 15-meter multispectral camera |
| Typical orbit | 98 min period, 69° inclination |
Top operators
EWAT 1 KARI 1 STP 1
Top countries
US 2 KR 1
LEOStar satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| TSX-5 TSX-5 | 26374 | 2000-030A | STP | Jun 7, 2000 | 98 min, 68.9° | Inactive | ◉ |
| ARIRANG-1 (KOMPSAT-1) Arirang-1 | 26032 | 1999-070A | KARI | Dec 21, 1999 | 98 min, 98.3° | Inactive | ◉ |
| EARLYBIRD-1 EarlyBird | 25123 | 1997-085A | EWAT | Dec 24, 1997 | 87 min, 97.2° | Reentered | ◉ |
Frequently asked questions
How many LEOStar satellites are there?
The catalog lists 3 objects built on the LEOStar bus. 2 are in orbit and 1 have reentered.
How many LEOStar satellites are in orbit?
2 LEOStar objects are currently in orbit, of which 0 carry an active status.
Who builds the LEOStar bus?
The LEOStar bus is most commonly built by OSCM.
When did the first LEOStar satellite launch?
The first cataloged LEOStar satellite launched in 1997, and the most recent in 2000.