OGO Satellite Bus
Data current as of 2026-07-20.
The OGO bus accounts for 6 cataloged objects, of which 0 are in orbit and 0 are active. 6 have reentered. Most are built by TRW. The largest operator on this bus is NASA. The first launched in 1964, the most recent in 1969.
0
In orbit
0
Active
6
Total launched
6
Reentered
OGO launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged OGO satellites.
| Manufacturer | TRW |
|---|---|
| Launch mass | 487 kg |
| Dry mass | 487 kg |
| Length | 1.7 m |
| Diameter | 0.8 m |
| Span | 18 m |
| Shape | Box + 2 Pan + 2 Ant |
Top operators
Top countries
US 6
OGO satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| OGO 6 OGO 6 | 03986 | 1969-051A | GSFC | Jun 5, 1969 | 88 min, 81.9° | Reentered | ◉ |
| OGO 5 OGO 5 | 03138 | 1968-014A | GSFC | Mar 4, 1968 | 3637 min, 49.0° | Reentered | ◉ |
| OGO 4 OGO 4 | 02895 | 1967-073A | GSFC | Jul 28, 1967 | 89 min, 85.9° | Reentered | ◉ |
| OGO 3 OGO 3 | 02195 | 1966-049A | GSFC | Jun 7, 1966 | 2911 min, 76.3° | Reentered | ◉ |
| OGO 2 (POGO) OGO 2 | 01620 | 1965-081A | GSFC | Oct 14, 1965 | 88 min, 87.3° | Reentered | ◉ |
| OGO 1 OGO 1 | 00879 | 1964-054A | GSFC | Sep 5, 1964 | 3575 min, 55.0° | Reentered | ◉ |
Frequently asked questions
How many OGO satellites are there?
The catalog lists 6 objects built on the OGO bus. 0 are in orbit and 6 have reentered.
How many OGO satellites are in orbit?
0 OGO objects are currently in orbit, of which 0 carry an active status.
Who builds the OGO bus?
The OGO bus is most commonly built by TRW.
When did the first OGO satellite launch?
The first cataloged OGO satellite launched in 1964, and the most recent in 1969.