ISRO’s SpaDeX Mission: A Milestone in Space Docking

Context

ISRO successfully undocked the two satellites of the SpaDeX mission, making India the fourth country after the U.S., Russia, and China to achieve rendezvous, docking, and undocking in space.

About SpaDeX

• Technology demonstration mission for autonomous docking and undocking.
• Crucial for India’s space station, Gaganyaan, and deep-space missions.

Satellites Involved

• SDX-01 (Chaser): Performs docking.
• SDX-02 (Target): Facilitates docking.

Launch Details

• Date: December 30, 2024 | Rocket: PSLV-C60
• Orbit: 460 km, 45-degree inclination

Key Milestones

• Docking: January 16, 2025
• Undocking: March 14, 2025

Significance

• Strengthens India’s human spaceflight & space station programs.
• Enhances deep-space exploration & in-orbit servicing.
• Positions India among leaders in space docking technology.