Which ISRO mission, successfully completed in January 2025, demonstrated autonomous docking between two satellites?

Correct option is D

The correct answer is (d) SPADEX
Explanation:
· SPADEX is a mission designed to test automatic docking between two spacecraft.
· The mission successfully demonstrated this capability in January 2025.
· Autonomous docking allows two satellites to connect without manual control.
· This technology is essential for future space stations, servicing missions, and refueling operations.
· The mission used one active satellite and another passive target to complete the maneuver.
· It showcased precision navigation, control algorithms, and sensor technology.
· The achievement helps prepare for long-duration human spaceflight programs.
· It supports India’s advancement toward assembling complex structures in space.
Information Booster:
· Autonomous docking reduces dependency on ground instructions.
· It enables repair and maintenance of satellites while in orbit.
Additional Knowledge (Incorrect Options):
· Gaganyaan (Option a) – Focuses on human spaceflight, not docking tests.
· Chandrayaan-3 (Option b) – A lunar landing mission.
· Aditya-L1 (Option c) – A solar observation mission.