OSC Star 2.4 Satellite Bus

Data current as of 2026-07-20.

The OSC Star 2.4 bus accounts for 10 cataloged objects, of which 10 are in orbit and 7 are active. Most are built by OSCD. The largest operator on this bus is OPTS. The first launched in 2006, the most recent in 2010.

10
In orbit
7
Active
10
Total launched
0
Reentered

OSC Star 2.4 launched per year

1 2 3 2006: 1 object launched 2007: 3 objects launched 2008: 1 object launched 2009: 3 objects launched 2010: 2 objects launched 2006 2007 2008 2009 2010
Still in orbit Click a year to list its satellites.

Typical specifications

Most common values across cataloged OSC Star 2.4 satellites.

Manufacturer OSCD
Purpose Communication
Launch mass 2056 kg
Dry mass 1145 kg
Length 4.1 m
Diameter 2.3 m
Span 22.4 m
Shape Box + 2 Pan
Power 2 deployable solar arrays, batteries
Propulsion BT-4
Design life 15 years
Equipment 24 (+8) Ku-band transponders
Typical orbit 1436 min period, 0° inclination

Top operators

OPTS 3 Intelsat 2 HORZ 1 MEAS 1 SES 1 SESSL/SESG 1 SESSL/SESNS 1

Top countries

AU 3 UK 3 US 3 MY 1

OSC Star 2.4 satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
SES-1 SES-1 36516 2010-016A SESSL Apr 24, 2010 1436 min, 0.1° Active
INTELSAT 16 (IS-16) Intelsat IS-16 36397 2010-006A INTELU Feb 12, 2010 1436 min, 0.0° Active
OPTUS D3 Optus D3 35756 2009-044B OPTS Aug 21, 2009 1436 min, 0.9° Active
MEASAT-3A Measat 3A 35362 2009-032A MEAS Jun 21, 2009 1436 min, 0.0° Active
NSS-9 NSS 9 33749 2009-008A SESSL/SESNS Feb 12, 2009 1436 min, 1.3° Active
AMC-21 AMC 21 33275 2008-038B SESSL/SESG Aug 14, 2008 1454 min, 3.0° Inactive
HORIZONS-2 Horizons 2 32388 2007-063B HORZ Dec 21, 2007 1436 min, 2.7° Active
INTELSAT 11 (IS-11) Intelsat IS-11 32253 2007-044B INTELD Oct 5, 2007 1454 min, 3.6° Inactive
OPTUS D2 Optus D2 32252 2007-044A OPTS Oct 5, 2007 1450 min, 2.2° Inactive
OPTUS D1 Optus D1 29495 2006-043B OPTS Oct 13, 2006 1436 min, 3.1° Active

Frequently asked questions

How many OSC Star 2.4 satellites are there?

The catalog lists 10 objects built on the OSC Star 2.4 bus. 10 are in orbit and 0 have reentered.

How many OSC Star 2.4 satellites are in orbit?

10 OSC Star 2.4 objects are currently in orbit, of which 7 carry an active status.

Who builds the OSC Star 2.4 bus?

The OSC Star 2.4 bus is most commonly built by OSCD.

When did the first OSC Star 2.4 satellite launch?

The first cataloged OSC Star 2.4 satellite launched in 2006, and the most recent in 2010.

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