Space · upcoming launch
IDRSS-1
TBD
NET DECEMBER 2027
INDIAN SPACE RESEARCH ORGANIZATION
Launch
Launch date
NET December 2027
Launch time
TBD
NET December 2027
Status
TBD
Probability
—
weather go
Window
Instantaneous
UTC
Launch provider
Indian Space Research OrganizationRocket
GSLV Mk. IIPad
Satish Dhawan Space Centre Second Launch PadMission type
CommunicationsOrbit
Geostationary Transfer OrbitOrbital launch of the year
#131Indian Space Research Organization launch of the year
#15Launch from this pad
#45Mission
The Indian Data Relay Satellite System (IDRSS) is a planned system of 2 geostationary data relay satellites by the Indian Space Research Organization (ISRO) for data relaying to and from other Indian satellites and launch vehicles to the ground, including supporting future Indian Human Spaceflight missions with the Gaganyaan spacecraft.
More from Indian Space Research Organization
Related launches
| No. | Mission | Date | Rocket | Status |
|---|---|---|---|---|
| 01 | AayulSAT-1A & others | 31 Oct 2026 | SSLV | TBD |
| 02 | IRNSS-1L (NVS-03) | 31 Oct 2026 | GSLV Mk. II | TBD |
| 03 | TDS-01 | 30 Nov 2026 | PSLV XL | TBD |
| 04 | Gaganyaan-1 | 30 Nov 2026 | Launch Vehicle Mark-3 (GSLV Mk III) | TBD |
| 05 | TV-D2 | 31 Dec 2026 | Gaganyaan Abort Test Booster | TBD |
| 06 | GISAT-1A (EOS-05) | 03 Sept 2026 | GSLV Mk. II | Success |
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Source The Space Devs — Launch Library 2
Last updated 01 Oct 2026