HS-389 Satellite Bus
Data current as of 2026-07-20.
The HS-389 bus accounts for 9 cataloged objects, of which 9 are in orbit and 0 are active. Most are built by HSES. The largest operator on this bus is Intelsat. The first launched in 1989, the most recent in 1998.
9
In orbit
0
Active
9
Total launched
0
Reentered
HS-389 launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged HS-389 satellites.
| Manufacturer | HSES |
|---|---|
| Purpose | Communication |
| Launch mass | 4286 kg |
| Dry mass | 1906 kg |
| Length | 11.8 m |
| Diameter | 3.6 m |
| Span | 11.8 m |
| Shape | Cyl |
| Power | Solar cells (body mounted and drop-skirt), batteries |
| Propulsion | R-4D-12 x2 |
| Design life | 13 years |
| Equipment | 38 C-band transponders, 10 Ku-band transponders |
| Typical orbit | 1446 min period, 0° inclination |
Top operators
Top countries
I-INT 5 US 4
HS-389 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| USA 137 USA 137 | 25148 | 1998-005A | NROC | Jan 29, 1998 | · | Inactive | ◉ |
| USA 125 USA 125 | 23945 | 1996-038A | NROC/AFSMC | Jul 3, 1996 | · | Inactive | ◉ |
| USA 89 USA 89 | 22518 | 1992-086B | NRO/AFSMC | Dec 2, 1992 | · | Inactive | ◉ |
| INTELSAT 601 (IS-601) INTELSAT 601 | 21765 | 1991-075A | INTEL | Oct 29, 1991 | 1446 min, 13.4° | Inactive | ◉ |
| INTELSAT 605 (IS-605) INTELSAT 605 | 21653 | 1991-055A | INTEL | Aug 14, 1991 | 1450 min, 13.6° | Inactive | ◉ |
| USA 67 USA 67 | 20963 | 1990-097B | NRO/SAFSP | Nov 15, 1990 | 1461 min, 15.0° | Inactive | ◉ |
| INTELSAT 604 (IS-604) INTELSAT 604 | 20667 | 1990-056A | INTEL | Jun 23, 1990 | 1463 min, 14.6° | Inactive | ◉ |
| INTELSAT 603 (IS-603) INTELSAT 603 | 20523 | 1990-021A | INTEL | Mar 14, 1990 | 1447 min, 14.0° | Inactive | ◉ |
| INTELSAT 602 (IS-602) INTELSAT 602 | 20315 | 1989-087A | INTEL | Oct 27, 1989 | 1454 min, 14.3° | Inactive | ◉ |
Frequently asked questions
How many HS-389 satellites are there?
The catalog lists 9 objects built on the HS-389 bus. 9 are in orbit and 0 have reentered.
How many HS-389 satellites are in orbit?
9 HS-389 objects are currently in orbit, of which 0 carry an active status.
Who builds the HS-389 bus?
The HS-389 bus is most commonly built by HSES.
When did the first HS-389 satellite launch?
The first cataloged HS-389 satellite launched in 1989, and the most recent in 1998.