ESA Geos Satellite Bus
Data current as of 2026-07-20.
The ESA Geos bus accounts for 3 cataloged objects, of which 3 are in orbit and 0 are active. Most are built by BAEF. The largest operator on this bus is European Space Agency. The first launched in 1977, the most recent in 1985.
3
In orbit
0
Active
3
Total launched
0
Reentered
ESA Geos launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged ESA Geos satellites.
| Manufacturer | BAEF |
|---|---|
| Purpose | Research |
| Launch mass | 267 kg |
| Dry mass | 237 kg |
| Length | 1.3 m |
| Diameter | 1.6 m |
| Span | 40 m |
| Shape | Cyl + 2 Ant |
| Power | Solar cells, batteries |
| Propulsion | Mage 1S |
| Typical orbit | 632 min period, 5° inclination |
Top operators
Top countries
I-ESA 3
ESA Geos satellites
Track any of them live in KeepTrack.
Frequently asked questions
How many ESA Geos satellites are there?
The catalog lists 3 objects built on the ESA Geos bus. 3 are in orbit and 0 have reentered.
How many ESA Geos satellites are in orbit?
3 ESA Geos objects are currently in orbit, of which 0 carry an active status.
Who builds the ESA Geos bus?
The ESA Geos bus is most commonly built by BAEF.
When did the first ESA Geos satellite launch?
The first cataloged ESA Geos satellite launched in 1977, and the most recent in 1985.