Explanation:

India's ambitious SpaDeX mission is set to launch on December 30, 2024, using the PSLV-C60 rocket from the Satish Dhawan Space Centre in Sriharikota.The main objective of the mission is docking and undocking of satellites in space. The SpaDeX mission involves two identical satellites, designated SDX01 (Chaser) and SDX02 (Target), each weighing approximately 220 kg. These satellites will be placed in a low-Earth orbit at an altitude of 470 km, where they will perform a series of precision manoeuvres to rendezvous and dock.