Spacebus 4000B2 Satellite Bus

Data current as of 2026-07-20.

The Spacebus 4000B2 bus accounts for 13 cataloged objects, of which 13 are in orbit and 13 are active. Most are built by THALES. The largest operator on this bus is KTSAT. The first launched in 2008, the most recent in 2024.

13
In orbit
13
Active
13
Total launched
0
Reentered

Spacebus 4000B2 launched per year

1 2 3 2008: 1 object launched 2009: 1 object launched 2010: 1 object launched 2011: 0 objects launched 2012: 0 objects launched 2013: 0 objects launched 2014: 1 object launched 2015: 0 objects launched 2016: 0 objects launched 2017: 3 objects launched 2018: 1 object launched 2019: 1 object launched 2020: 0 objects launched 2021: 0 objects launched 2022: 2 objects launched 2023: 0 objects launched 2024: 2 objects launched 2008 2013 2018 2023
Still in orbit Click a year to list its satellites.

Typical specifications

Most common values across cataloged Spacebus 4000B2 satellites.

Manufacturer THALES
Purpose Communication
Launch mass 3500 kg
Dry mass 1500 kg
Length 5 m
Diameter 1.8 m
Span 30 m
Shape Box + 2 Pan
Power 2 deployable solar arrays, batteries
Propulsion S400
Design life 15 years
Equipment 14 standard C-band transponders, 26 Ku-band transponders
Typical orbit 1436 min period, 0° inclination

Top operators

KTSAT 3 NILE 2 TELK 2 BCSCL 1 CNES/ASI 1 INMRL 1 SES 1 TNOR 1 TURKS 1

Top countries

KR 3 EG 2 ID 2 BD 1 F 1 L 1 N 1 TR 1 UK 1

Spacebus 4000B2 satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
KOREASAT 6A Mugunghwa 6A 61910 2024-206A KTSAT Nov 11, 2024 1436 min, 0.0° Active
MERAH PUTIH 2 Merah Putih 2 58995 2024-035A TELK Feb 20, 2024 1436 min, 0.0° Active
SES-22 SES-22 52933 2022-071A SESSA Jun 29, 2022 1436 min, 0.0° Active
NILESAT 301 Nilesat 301 52817 2022-061A NILE Jun 8, 2022 1436 min, 0.0° Active
INMARSAT GX5 Inmarsat GX5 44801 2019-080B INMRL Nov 26, 2019 1436 min, 0.0° Active
BANGABANDHUSAT-1 Bangabandhu 1 43463 2018-044A BCSCL May 11, 2018 1436 min, 0.0° Active
KOREASAT 5A Mugunghwa 5A 42984 2017-067A KTSAT Oct 30, 2017 1436 min, 0.0° Active
KOREASAT 7 Koreasat 7 42691 2017-023A KTSAT May 4, 2017 1436 min, 0.0° Active
TELKOM 3S Telkom-3S 41944 2017-007A TELK Feb 14, 2017 1436 min, 0.0° Active
ATHENA-FIDUS ATHENA-FIDUS 39509 2014-006B CNES/ASI Feb 6, 2014 1436 min, 0.0° Active
NILESAT 201 Nilesat 201 36830 2010-037A NILE Aug 4, 2010 1436 min, 0.0° Active
THOR 6 Thor 6 36033 2009-058B TNOR Oct 29, 2009 1436 min, 0.0° Active
TURKSAT 3A Turksat 3A 33056 2008-030B TURKS Jun 12, 2008 1436 min, 0.0° Active

Frequently asked questions

How many Spacebus 4000B2 satellites are there?

The catalog lists 13 objects built on the Spacebus 4000B2 bus. 13 are in orbit and 0 have reentered.

How many Spacebus 4000B2 satellites are in orbit?

13 Spacebus 4000B2 objects are currently in orbit, of which 13 carry an active status.

Who builds the Spacebus 4000B2 bus?

The Spacebus 4000B2 bus is most commonly built by THALES.

When did the first Spacebus 4000B2 satellite launch?

The first cataloged Spacebus 4000B2 satellite launched in 2008, and the most recent in 2024.

Satellite data compiled by KeepTrack from CelesTrak, Space-Track, and GCAT, provided under CC BY-NC 4.0.