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Starlink 34503

activeMegaconstellation

CommunicationsLEOCOSPAR 2025-129JLaunched 6/17/2025

Mission & Launch

Launch Mission: Starlink-277
Launch Vehicle: Falcon 9 FT5
Launch Date: 6/17/2025

Orbit & Mass

Orbit Class: LEO
Altitude: 272.5 km
Inclination: 70 deg
Orbit Plane: 10 1
Dry Mass: 530 kg
Total Mass: 575 kg

Payload Classification

Mission Type: Communications
Payload Category: COM
Payload Class: B

Organizations

Operator: SpaceX
Manufacturer: SpaceX

Constellation

Name: Starlink Broadband
Scale: Megaconstellation
Active Satellites: 10,117
Planned Satellites: 19,408

Registry

COSPAR ID: 2025-129J
UN Registration: ST/SG/SER.E/1302