Mains Answer Writing - 21 Oct, 2025

GS3

Science & Technology

10 marks

How did Chandrayaan-2’s CHACE-2 payload contribute to understanding the Moon’s exosphere and space weather interactions?

Tips for your answer

  • Define CHACE-2 & purpose – study of lunar exosphere composition.
  • Mention key finding – CME impact increased pressure & particle density.
  • State significance – helps understand space weather & lunar base planning.

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