| Satellite Name | Number | Date Launched | COSPAR | Launch Vehicle | Launch Location | Orbit | AKA |
| T1 | 1998/02/26 | 1998-012B | Pegasus XL | V | BATSAT | ||
| TACSAT | 2 | 2006/12/16 | 2006-058A | Minotaur | Wallops LA0B | LEO | |
| TAIYO | 1975/02/24 | 1975-014A | Mu-3C M-3C-2 | KASC M | SRATS | ||
| TAN CE | 1 | 2003/12/29 | 2003-061A | CZ-2C | Xichang | HEO | (Probe 1, Double Star DSP-E |
| TAN CE | 2 | 2004/07/25 | 2004-029A | CZ-2C/SM | Taiyuan | HE Polor | Double Star Probe, DSP-P |
| TANGO | 2000/08/09 | 2000-045b | Soyuz-Fregat | Baykonur LC31 | |||
| TANSEI | 1 | 1971/02/16 | 1971-011A | Mu-4S M-4S-2 | KASC M | MS-T1 | |
| TANSEI | 2 | 1974/02/16 | 1974-008A | Mu-3C M-3C-1 | KASC M | MS-T2 | |
| TANSEI | 3 | 1977/02/19 | 1977-012A | Mu-3H M-3H-1 | KASC M | MS-T3 | |
| TANSEI | 4 | 1980/02/17 | 1980-015A | Mu-3S M-3S-1 | KASC M | MS-T4 | |
| TAVE | 1962/09/29 | 1962 049B | Thor Agena B | V 75-1-1 | TAVE | ||
| TD | 1A | 1972/03/12 | 1972-014A | Thor Delta N 573/D88 | V SLC2E | TD-1A | |
| TDA | 2 | 1965/10/25 | 1965-F11 | SLV-3 Agena D | CC LC14 | TDA-2 | |
| TDF | 1 | 1988/10/28 | 1988-098A | Ariane 2 V26 | CSG ELA1 | TDF 1 | |
| TDF | 2 | 1990/07/24 | 1990-063A | Ariane 44L V37 | CSG ELA2 | TDF 2 | |
| TDRS | 09 | 2002/03/08 | 2002-011A | Atlas 2A | CC | GEO | TDRS I |
| TDRS | 1 | 1983/04/04 | 1983-026B | STS-006 | KSC LC39A/MLP2 | TDRS A | |
| TDRS | 10 | 2002/12/05 | 2002-055A | Atlas IIA | CC SlC36 | GEO | |
| TDRS | 3 | 1988/09/29 | 1988-091B | STS-026R | KSC LC39B/MLP2 | TDRS C | |
| TDRS | 4 | 1989/03/13 | 1989-021B | STS-029R | KSC LC39B/MLP2 | TDRS D | |
| TDRS | 5 | 1991/08/02 | 1991-054B | STS-043 | KSC LC39A/MLP1 | TDRS-E | |
| TDRS | 6 | 1993/01/13 | 1993-003B | STS-054 | KSC LC39B/MLP2 | TDRS F | |
| TDRS | 7 | 1995/07/13 | 1995-035B | STS-070 | KSC LC39B/MLP2 | TDRS G | |
| TDRS | 8 | 2000/06/28 | 2000-034A | Atlas 2A | Canaveral SLC36A | ||
| TECHSAT-1 | 1995/03/28 | 1995-F02 | Start | GNIIP LC158 | Gurwin-1 | ||
| TELE-X | 1989/04/02 | 1989-027A | Ariane 2 V30 | CSG ELA1 | Tele-X | ||
| TELECOM | 1A | 1984/08/04 | 1984-081B | Ariane 3 V10 | CSG ELA1 | Telecom 1A | |
| TELECOM | 1B | 1985/05/08 | 1985-035B | Ariane 3 V13 | CSG ELA1 | Telecom 1B | |
| TELECOM | 1C | 1988/03/11 | 1988-018B | Ariane 3 V21 | CSG ELA1 | Telecom 1C | |
| TELECOM | 2A | 1991/12/16 | 1991-084A | Ariane 44L V48 | CSG ELA2 | Telecom 2A | |
| TELECOM | 2B | 1992/04/15 | 1992-021A | Ariane 44L+ V50 | CSG ELA2 | Telecom 2B | |
| TELECOM | 2C | 1995/12/06 | 1995-067B | Ariane 44L V81 | CSG ELA2 | Telecom 2C | |
| TELECOM | 2D | 1996/08/08 | 1996-044B | Ariane 44L V90 | CSG ELA2 | Telecom 2D | |
| TELKOM | 1 | 1999/08/12 | 1999-042A | Ariane 42P V118 | CSG ELA2 | ||
| TELKOM | 2 | 2005/11/16 | 2005-046A | Ariane5ECA | CSG | GEO | Telkom 2 |
| TELSTAR | 1 | 1962/07/10 | 1962 029A | Thor Delta 316/D11 | CC LC17B | Telstar 1 | |
| TELSTAR | 18 | 2004/06/29 | 2004-024A | Zenit-3SL | Odyssey | GEO | APSTAR 5 |
| TELSTAR | 2 | 1963/05/07 | 1963-013A | Thor Delta B 366/D18 | CC LC17B | Telstar 2 | |
| TELSTAR | 301 | 1983/07/28 | 1983-077A | Delta 3920/PAM D171 | CC LC17A | Telstar 301 | |
| TELSTAR | 303 | 1985/06/17 | 1985-048D | STS-051-G | KSC LC39A/MLP1 | Telstar 3D | |
| TELSTAR | 3C | 1984/08/30 | 1984-093D | STS-041-D | KSC LC39A/MLP2 | Telstar 3C | |
| TELSTAR | 401 | 1993/12/16 | 1993-077A | Atlas IIAS AC-108 | CC LC36B | Telstar 401 | |
| TELSTAR | 402 | 1994/09/09 | 1994-058A | Ariane 42L V67 | CSG ELA2 | Telstar 402 | |
| TELSTAR | 402R | 1995/09/24 | 1995-049A | Ariane 42L+ V78 | CSG ELA2 | Telstar 402R | |
| TELSTAR | 5 | 1997/05/24 | 1997-026A | Proton-K/DM4 380-02 | GIK-5 LC81L | Telstar 5 | |
| TELSTAR | 6 | 1999/02/15 | 1999-005A | Proton-K/DM-2M 396-01 | GIK-5 LC81L | Telstar 6 | |
| TELSTAR | 7 | 1999/09/25 | 1999-052A | Ariane 44LP V121 | CSG ELA2 | ||
| TEMISAT | 1993/08/31 | 1993-055B | Tsiklon-3 | GNIIP LC32 | Temisat | ||
| TEMPO | 2 | 1997/03/08 | 1997-011A | Atlas IIA AC-128 | CC LC36A | Tempo 2 | |
| TEMPSAT | 1 | 1965/08/13 | 1965-065E | Thor Ablestar | V 75-1-1 | Tempsat 1 | |
| TEMPSAT | 2 | 1969/09/30 | 1969-082H | SLV-2G Agena D | V SLC1W | Tempsat 2 | |
| TENMA | 1983/02/20 | 1983-011A | Mu-3S M-3S-3 | KASC M | ASTRO-B | ||
| TERCEL | 1990/04/05 | 1990-028B | Pegasus 001/F1 | EAFB RW04/22 PAWA | SECS | ||
| TERRA | 1999/12/18 | 1999-068A | Atlas IIAS AC-141 | V SLC3E | EOS AM-1 | ||
| TERRIERS | 1999/05/18 | 1999-026A | Pegasus XL/HAPS F27 | V RW30/12 PAWA | |||
| TES | 2001/10/22 | 2001-049A | PSLV-C3 | Sriharikota | LEO SSO | ||
| TETR | 2 | 1968/11/08 | 1968-100B | Thor Delta E1 479/D60 | CC LC17B | TETR 2 | |
| TETR | 3 | 1971/09/29 | 1971-083B | Thor Delta N 565/D85 | CC LC17A | TETR D | |
| TETR | C | 1969/08/27 | 1969-F12 | Thor Delta L 540/D73 | CC LC17A | TETR C | |
| TEX | TEX | 1990/04/11 | 1990-031B | Atlas E Altair 28E | V SLC3W | TEX | |
| THAICOM | 1 | 1993/12/18 | 1993-078B | Ariane 44L V62 | CSG ELA2 | Thaicom 1 | |
| THAICOM | 2 | 1994/10/08 | 1994-065B | Ariane 44L V68 | CSG ELA2 | Thaicom 2 | |
| THAICOM | 3 | 1997/04/16 | 1997-016A | Ariane 44LP V95 | CSG ELA2 | Thaicom 3 | |
| THAICOM | 4 | 2005/08/11 | 2005-028A | Ariane5GS | CSG | GEO | iPSTAR 1 |
| THAICOM | 5 | 2006/05/27 | 2006-020B | Ariane5ECA | CSG | GEO | |
| THELMA | 2000/01/27 | 2000-004J | Minotaur 1 | V CLF | Artemis | ||
| THOMAS MUTCH MEMORIAL STATION | 1975/08/20 | 1975-075C | Titan IIIE | CC LC41 | Viking Lander 1 | ||
| THOR | 2 | 1997/05/20 | 1997-025A | Delta 7925 D243 | CC LC17A | Thor 2A | |
| THOR | 3 | 1998/06/10 | 1998-035A | Delta 7925-9.5 D258 | CC LC17A | Thor 3 | |
| THURAYA | 1 | 2000/10/21 | 2000-066A | Zenit-3SL | Odyssey, POR | ||
| THURAYA | 2 | 2003/06/10 | 2003-026A | Zenit-3SL | Odyssey, Pacific | GEO | |
| TIMATION | 1 | 1967/05/31 | 1967-053E | SLV-2 Agena D | V SLC2W | Timation 1 | |
| TIMATION | 2 | 1969/09/30 | 1969-082C | SLV-2G Agena D | V SLC1W | Timation 2 | |
| TIMED | 2001/12/07 | 2001-055B | Delta 7920-10 | Vandenberg SLC2W | |||
| TIP | 2 | 1975/10/12 | 1975-099A | Scout D-1 S195C | V SLC5 | TIP 2 | |
| TIP | 3 | 1976/09/01 | 1976-089A | Scout D-1 S197C | V SLC5 | TIP 3 | |
| TIROS | 1 | 1960/04/01 | 1960 002B | Thor Able II | CC LC17A | LEO | A-1 |
| TIROS | 10 | 1965/07/02 | 1965-051A | Thor Delta C 415/D32 | CC LC17B | LEO polar sun sync | Tiros OT1 |
| TIROS | 2 | 1960/11/23 | 1960 016A | Thor Delta 245/D3 | CC LC17A | LEO | Tiros B (A-2) |
| TIROS | 3 | 1961/07/12 | 1961 017A | Thor Delta 286/D5 | CC LC17A | LEO | Tiros C (A-3) |
| TIROS | 4 | 1962/02/08 | 1962 002A | Thor Delta 317/D7 | CC LC17A | LEO | Tiros D (A-9) |
| TIROS | 5 | 1962/06/19 | 1962 025A | Thor Delta 321/D10 | CC LC17A | LEO | Tiros E (A-50) |
| TIROS | 6 | 1962/09/18 | 1962 047A | Thor Delta 318/D12 | CC LC17A | LEO | Tiros F2 (A-51) |
| TIROS | 7 | 1963/06/19 | 1963-024A | Thor Delta B 359/D19 | CC LC17B | LEO | Tiros G (A-52) |
| TIROS | 8 | 1963/12/21 | 1963-054A | Thor Delta B 371/D22 | CC LC17B | LEO | Tiros H (A-53) |
| TIROS | 9 | 1965/01/22 | 1965-004A | Thor Delta C 374/D28 | CC LC17A | LEO polar sun sync | Tiros I (A-54) |
| TIROS | N | 1978/10/13 | 1978-096A | Atlas F 29F | V SLC3W | LEO polar sun sync | Tiros-N |
| TIUNGSAT | 1 | 2000/09/26 | 2000-057A | Dnepr | Baykonur LC109 | SMALLSAT | |
| TKS GVM | 1976/12/15 | 1976-121D | Proton-K 289-02 | NIIP-5 LC81P | TKS GVM | ||
| TKS GVM | 1978/03/30 | 1978-032D | Proton-K 292-01 | NIIP-5 LC81P? | TKS GVM | ||
| TKS GVM | 1979/05/22 | 1979-042D | Proton-K 300-02 | NIIP-5 LC81P | TKS GVM | ||
| TKS VA COVER | 1979/05/22 | 1979-042E | Proton-K 300-02 | NIIP-5 LC81P | TKS GVM cover | ||
| TMSAT | 1998/07/10 | 1998-043C | Zenit-2 | GIK-5 LC45L | TM-SAT | ||
| TNS-0 NANOSPUTNIK | 2005/02/28 | 2005-007C | Soyuz-U | GIK-5 | TEKh-42 | ||
| TOMS-EP | 1996/07/02 | 1996-037A | Pegasus XL | V | TOMS-EP | ||
| TOPEX-POSEIDON | 1992/08/10 | 1992-052A | Ariane 42P V52 | CSG ELA2 | Topex-Poseidon | ||
| TOPO | 1 | 1970/04/08 | 1970-025B | SLV-2G? Agena D 553 (TA13) | V SLC2E | TOPO 1 | |
| TOPSAT | 2005/10/27 | 2005-043B | Kosmos11K65M | GIK-1 | Topsat | ||
| TOURNESOL | 1971/04/15 | 1971-030A | Diamant B No. 3 | CSG Diamant | D-2A | ||
| TRAAC | 1961/11/15 | 1961 031C | Thor Ablestar | CC LC17B | Traac | ||
| TRACE | 1998/04/02 | 1998-020A | Pegasus XL | V | TRACE | ||
| TRAILBLAZER | 2002/12/20 | 2002-058E | Dnepr | Baykonur LC109 | LEO | ||
| TRANSAT O-11 | 1977/10/28 | 1977-106A | Scout D-1 S200C | V SLC5 | NNS O-11 | ||
| TRANSIT | 1A | 1959/09/17 | 1959-F08 | Thor Able II | CC LC17A | TRANSIT 1A | |
| TRANSIT | 1B | 1960/04/13 | 1960 003B | Thor Ablestar | CC LC17B | Transit 1B | |
| TRANSIT | 2A | 1960/06/22 | 1960 007A | Thor Ablestar | CC LC17B | LEO | Transit 2A |
| TRANSIT | 3A | 1960/11/30 | 1960-F16 | Thor Ablestar | CC LC17B | Transit 3A | |
| TRANSIT | 3B | 1961/02/22 | 1961 007A | Thor Ablestar | CC LC17B | Transit 3B | |
| TRANSIT | 4A | 1961/06/29 | 1961 015A | Thor Ablestar | CC LC17B | Transit 4A | |
| TRANSIT | 4B | 1961/11/15 | 1961 031A | Thor Ablestar | CC LC17B | Transit 4B | |
| TRANSIT | 5B1 | 1963/09/28 | 1963-038B | Thor Ablestar | V 75-1-1 | Transit VBN-1 | |
| TRANSIT | VA-1 | 1962/12/19 | 1962 071A | Scout X-3 S118 | PA LC-D | Transit VA-1 | |
| TRANSIT | VA-2 | 1963/04/05 | 1963-F04 | Scout X-3 S119 | PA LC-D | Transit VA-2 | |
| TRANSIT | VA-3 | 1963/06/16 | 1963-022A | Scout X-3 S120 | PA LC-D | Transit VA-3 | |
| TRANSIT | VBN-2 | 1963/12/05 | 1963-049B | Thor Ablestar | V 75-1-1 | Transit VBN-2 | |
| TRANSIT | VBN-3 | 1964/04/21 | 1964-F06 | Thor Ablestar | V 75-1-1 | Transit VBN-3 | |
| TRANSIT | VC | 1964/06/04 | 1964-026A | Scout X-4 S125R | PA LC-D | Transit VC | |
| TRANSIT | VE-1 | 1963/09/28 | 1963-038C | Thor Ablestar | V 75-1-1 | APL SN-39 | |
| TRANSIT | VE-3 | 1963/12/05 | 1963-049C | Thor Ablestar | V 75-1-1 | Transit VE-3 | |
| TRANSIT | VE-5 | 1964/12/13 | 1964-083C | Thor Ablestar | V 75-1-2 | APL SN-43 | |
| TRANSTAGE | 1 | 1964/12/10 | 1964-081A | Titan IIIA 3A-1 | CC LC20 | Transtage 1 | |
| TRANSTAGE | 2 | 1964/09/01 | 1964-F10 | Titan IIIA 3A-2 | CC LC20 | Transtage 2 | |
| TRANSTAGE | 3 | 1965/02/11 | 1965-008B | Titan IIIA 3A-3 | CC LC20 | Transtage 3 | |
| TRANSTAGE | 4 | 1965/10/15 | 1965-082A | Titan IIIC 3C-4 | CC LC40 | Transtage 4 | |
| TRANSTAGE | 6 | 1965/05/06 | 1965-034A | Titan IIIA 3A-6 | CC LC20 | Transtage 6 | |
| TRANSTAGE | 7 | 1965/06/18 | 1965-047B | Titan IIIC 3C-7 | CC LC40 | Transtage 7 | |
| TRANSTAGE | PAYLOAD TRU | 1965/02/11 | 1965-008A | Titan IIIA 3A-3 | CC LC20 | Payload Truss | |
| TRIAD OI-1X | 1972/09/02 | 1972-069A | Scout B-1 S182C | V SLC5 | Triad OI-1X | ||
| TRMM | 1997/11/27 | 1997-074A | H-II | TNSC Y | TRMM | ||
| TRS | 5 | 1963/05/09 | 1963-014B | Atlas Agena B 119D | PA LC1-2 | ERS 5 | |
| TRS | 6 | 1963/05/09 | 1963-014C | Atlas Agena B 119D | PA LC1-2 | ERS 6 | |
| TRS | 9 | 1963/07/19 | 1963-030B | Atlas Agena B 75D | PA LC1-2 | ERS 9 | |
| TSELINA-2 | 1990/10/04 | 1990-F05 | Zenit-2 | GIK-5 LC45P | |||
| TSELINA-2 | 1992/02/05 | 1992-F01 | Soyuz 11A511U | GIK-5 LC45L | Zenit-2 | ||
| TSIKADA | 1995/01/24 | 1995-002A | Kosmos 11K65M | GIK-1 LC132 | Tsikada | ||
| TSIKADA? | 1977/11/29 | 1977-F06 | 53746-302 | NIIP-53 LC132 | Kosmos 11K65M | ||
| TSINGHUA | 2000/06/28 | 2000-033B | Kosmos-3M | Plesetsk LC132 | |||
| TSS | 1R | 1996/02/22 | 1996-012B | STS-075 | KSC LC39B | TSS-1R | |
| TSUBASA | 1 | 2002/02/04 | 2002-003A | H-2A | Tanegashima | LEO | MDS |
| TSX | 5 | 2000/06/07 | 2000-030A | Pegasus XL | V RW30/22 | ||
| TTS | 1 | 1967/12/13 | 1967-123B | Thor Delta E1 489/D55 | CC LC17B | TTS A | |
| TUBSAT | 1991/07/17 | 1991-050B | Ariane 40 V44 | CSG ELA2 | Tubsat | ||
| TUBSAT | B | 1994/01/25 | 1994-003B | Tsiklon-3 | GNIIP LC32 | Tubsat-B | |
| TUBSAT | N | 1998/07/07 | 1998-042A | Shtil', SSN23 | Bearing Sea | Tubsat-N | |
| TUBSAT | N1 | 1998/07/07 | 1998-042B | Shtil', SSN23 | Bearing Sea | Tubsat-N1 | |
| TURKSAT | 1B | 1994/08/10 | 1994-049B | Ariane 44LP V66 | CSG ELA2 | Turksat 1B | |
| TURKSAT | 1C | 1996/07/09 | 1996-040B | Ariane 44L V89 | CSG ELA2 | Turksat 1C | |
| TURKSAT | 2A | 2001/01/10 | 2001-002A | Ariane 44P | Kourou ELA2 | GEO | |
| TV-SAT | 1987/11/21 | 1987-095A | Ariane 2 V20 | CSG ELA2 | TV-SAT | ||
| TV-SAT | 2 | 1989/08/08 | 1989-062A | Ariane 44LP V33 | CSG ELA2 | TV-SAT 2 | |
| TYAZHOLIY SPUTNIK | 1961/02/04 | 1961 002A | Molniya 8K78 L1-7 | NIIP-5 LC1 | 1VA No. 1 |
Updated 2007/2/01