SPADEX (Space Docking Experiment) consists of two 200kg satellites, which will attempt to dock with each other. This test is part of ISRO's planned Indian Space Station and its Chandrayaan-4 mission. The secondary payload, POEM-4 (PSLV Orbital Experiment Module-4) includes various secondary experiments, including from satellite builder TakeMe2Space and commercial SAR service provider PierSight.

The launch date was Monday, December 30, 2024 at 4:30 PM (UTC).

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Provider	ISRO
Vehicle	PSLV
Location	FLP Satish Dhawan Space Centre India
All dates and times should be submitted in UTC timezone. Use Estimated Date if you don't know the official launch date and time; otherwise, use Window Opens/Closes and/or Planned T-0, which will override the Estimated Date.
— Estimated Date —
Date
— Window Opens —
Date
Time
Launch Date	Monday, December 30, 2024
Launch Time	4:30 PM (UTC)
Launch Time (Pad)
— Planned T-0 —
Date	Monday, December 30, 2024
Time	4:30 PM (UTC)
— Window Closes —
Date	Monday, December 30, 2024
Time	4:30 PM (UTC)

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SPADEX (with POEM-4)

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