Prisma Satellite Bus

Data current as of 2026-07-20.

The Prisma bus accounts for 50 cataloged objects, of which 50 are in orbit and 47 are active. Most are built by THALR. The largest operator on this bus is Globalstar. The first launched in 2010, the most recent in 2024.

In orbit

Active

Total launched

Reentered

Prisma launched per year

Still in orbit Click a year to list its satellites.

Typical specifications

Most common values across cataloged Prisma satellites.

Manufacturer	THALR
Purpose	Communication
Launch mass	715 kg
Dry mass	500 kg
Length	4 m
Diameter	2 m
Span	12 m
Shape	Trap Cyl + 2 Pan
Power	2 deployable solar arrays, 2.4 kW (bol), 1.7 kW (eol), batteries
Propulsion	LS-400 AOCS
Design life	15 years
Equipment	16 C-to-S-band transponders, 16 L-to-C-band transponders
Typical orbit	114 min period, 52° inclination

Top operators

Globalstar 25 O3b Networks 20 COPERN/ESA 2 SSC 2 European Space Agency 1

Top countries

US 25 UK 20 I-EU 2 S 2 I-ESA 1

Prisma satellites

Track any of them live in KeepTrack.

Name	NORAD	COSPAR	Owner	Launched	Orbit	Status	Track
SENTINEL-1C Sentinel-1C	62261	2024-235A	COPERN/ESA	Dec 5, 2024	99 min, 98.2°	Active	◉
GLOBALSTAR M087 Globalstar M087	52888	2022-064A	GLOBL	Jun 19, 2022	114 min, 52.0°	Active	◉
O3B FM18 O3b FM18	44115	2019-020D	O3BS	Apr 4, 2019	288 min, 0.1°	Active	◉
O3B FM17 O3b FM17	44114	2019-020C	O3BS	Apr 4, 2019	288 min, 0.0°	Active	◉
O3B FM19 O3b FM19	44113	2019-020B	O3BS	Apr 4, 2019	288 min, 0.1°	Active	◉
O3B FM20 O3b FM20	44112	2019-020A	O3BS	Apr 4, 2019	288 min, 0.1°	Active	◉
O3B FM13 O3b FM13	43234	2018-024D	O3BS	Mar 9, 2018	288 min, 0.1°	Active	◉
O3B FM14 O3b FM14	43233	2018-024C	O3BS	Mar 9, 2018	288 min, 0.1°	Active	◉
O3B FM16 O3b FM16	43232	2018-024B	O3BS	Mar 9, 2018	288 min, 0.1°	Active	◉
O3B FM15 O3b FM15	43231	2018-024A	O3BS	Mar 9, 2018	288 min, 0.1°	Active	◉
SENTINEL-1B Sentinel-1B	41456	2016-025A	COPERN/ESA	Apr 25, 2016	96 min, 98.1°	Inactive	◉
O3B FM9 O3b FM9	40351	2014-083D	O3B	Dec 18, 2014	288 min, 0.1°	Active	◉
O3B FM12 O3b FM12	40350	2014-083C	O3B	Dec 18, 2014	288 min, 0.1°	Active	◉
O3B FM11 O3b FM11	40349	2014-083B	O3B	Dec 18, 2014	288 min, 0.1°	Active	◉
O3B FM10 O3b FM10	40348	2014-083A	O3B	Dec 18, 2014	288 min, 0.0°	Active	◉
O3B FM8 O3b FM8	40082	2014-038D	O3B	Jul 10, 2014	288 min, 0.0°	Active	◉
O3B FM6 O3b FM6	40081	2014-038C	O3B	Jul 10, 2014	288 min, 0.0°	Active	◉
O3B FM7 O3b FM7	40080	2014-038B	O3B	Jul 10, 2014	288 min, 0.0°	Active	◉
O3B FM3 O3b FM3	40079	2014-038A	O3B	Jul 10, 2014	288 min, 0.0°	Active	◉
SENTINEL-1A Sentinel-1A	39634	2014-016A	ESA	Apr 3, 2014	99 min, 98.2°	Active	◉
O3B PFM O3b PFM	39191	2013-031D	O3B	Jun 25, 2013	288 min, 0.1°	Active	◉
O3B FM2 O3b FM2	39190	2013-031C	O3B	Jun 25, 2013	288 min, 0.0°	Active	◉
O3B FM4 O3b FM4	39189	2013-031B	O3B	Jun 25, 2013	288 min, 0.0°	Active	◉
O3B FM5 O3b FM5	39188	2013-031A	O3B	Jun 25, 2013	288 min, 0.1°	Active	◉
GLOBALSTAR M095 Globalstar M097	39077	2013-005F	GLOBL	Feb 6, 2013	114 min, 52.0°	Active	◉
GLOBALSTAR M078 Globalstar M096	39076	2013-005E	GLOBL	Feb 6, 2013	114 min, 52.0°	Active	◉
GLOBALSTAR M096 Globalstar M095	39075	2013-005D	GLOBL	Feb 6, 2013	114 min, 52.0°	Active	◉
GLOBALSTAR M094 Globalstar M094	39074	2013-005C	GLOBL	Feb 6, 2013	114 min, 52.0°	Active	◉
GLOBALSTAR M093 Globalstar M093	39073	2013-005B	GLOBL	Feb 6, 2013	114 min, 52.0°	Active	◉
GLOBALSTAR M097 Globalstar M078	39072	2013-005A	GLOBL	Feb 6, 2013	114 min, 52.0°	Active	◉
GLOBALSTAR M086 Globalstar M086	38045	2011-080F	GLOBL	Dec 28, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M090 Globalstar M090	38044	2011-080E	GLOBL	Dec 28, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M092 Globalstar M092	38043	2011-080D	GLOBL	Dec 28, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M082 Globalstar M082	38042	2011-080C	GLOBL	Dec 28, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M080 Globalstar M080	38041	2011-080B	GLOBL	Dec 28, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M084 Globalstar M084	38040	2011-080A	GLOBL	Dec 28, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M089 Globalstar M089	37744	2011-033F	GLOBL	Jul 13, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M081 Globalstar M081	37743	2011-033E	GLOBL	Jul 13, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M085 Globalstar M085	37742	2011-033D	GLOBL	Jul 13, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M091 Globalstar M091	37741	2011-033C	GLOBL	Jul 13, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M088 Globalstar M088	37740	2011-033B	GLOBL	Jul 13, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M083 Globalstar M083	37739	2011-033A	GLOBL	Jul 13, 2011	114 min, 52.0°	Active	◉
GLOBALSTAR M073 Globalstar M073	37193	2010-054F	GLOB	Oct 19, 2010	114 min, 52.0°	Active	◉
GLOBALSTAR M075 Globalstar M075	37192	2010-054E	GLOB	Oct 19, 2010	114 min, 52.0°	Active	◉
GLOBALSTAR M077 Globalstar M077	37191	2010-054D	GLOB	Oct 19, 2010	123 min, 52.0°	Active	◉
GLOBALSTAR M076 Globalstar M076	37190	2010-054C	GLOB	Oct 19, 2010	114 min, 52.0°	Active	◉
GLOBALSTAR M074 Globalstar M074	37189	2010-054B	GLOB	Oct 19, 2010	114 min, 52.0°	Active	◉
GLOBALSTAR M079 Globalstar M079	37188	2010-054A	GLOB	Oct 19, 2010	114 min, 52.0°	Active	◉
PRISMA (TANGO) PRISMA-Tango	36827	2010-028F	SSC	Jun 15, 2010	100 min, 98.4°	Inactive	◉
PRISMA (MANGO) PRISMA-Mango	36599	2010-028B	SSC	Jun 15, 2010	99 min, 98.0°	Inactive	◉

Frequently asked questions

How many Prisma satellites are there?

The catalog lists 50 objects built on the Prisma bus. 50 are in orbit and 0 have reentered.

How many Prisma satellites are in orbit?

50 Prisma objects are currently in orbit, of which 47 carry an active status.

Who builds the Prisma bus?

The Prisma bus is most commonly built by THALR.

When did the first Prisma satellite launch?

The first cataloged Prisma satellite launched in 2010, and the most recent in 2024.

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