Consider the following space missions : I. Axiom-4 II. SpaDeX III. Gaganyaan How many of the space missions given above encourage and support micro-gravity research?
Explanation
Axiom-4 (2025), which took India's Shubhanshu Shukla to the International Space Station, carried out about 60 microgravity experiments, including seven Indian ones. Gaganyaan, India's human spaceflight programme, is designed to host microgravity research, and its missions carry such experiments. SpaDeX was a technology demonstration of in-orbit docking; it was not aimed at microgravity research (the experiments launched with it rode on the separate POEM-4 platform). So two.