India-Japan Chandrayaan-5 Mission Enters Preliminary Design Phase

On 14th May 2025, the Indian Space Research Organisation (ISRO) and Japan Aerospace Exploration Agency (JAXA) jointly commenced the preliminary design phase for Chandrayaan-5 (LUPEX), their ambitious Moon mission aimed at detecting water on the lunar surface and subsurface.

Key Points

  • Chandrayaan-5 (LUPEX) Mission: A joint ISRO-JAXA mission to explore lunar water and ice using a rover and lander. The 6.5-tonne mission is scheduled for launch in 2027–28 aboard Japan’s H3 rocket.
  • Design Phase Begins: Engineering model testing is nearly complete; both countries have now entered the preliminary design phase for lander and rover components.
  • Rover Capabilities: JAXA is developing a 350-kg ....
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