Context: The Indian Navy test-­fired an indigenously designed and developed heavyweight torpedo, Varunastra, with a live warhead against an undersea target.

Image Source: Hindustan Times

About Varunastra:
  • It is a ship-launched anti-submarine torpedo.
  • It was designed and developed by the Naval Science and Technological Laboratory in Visakhapatnam under the Defence Research and Development Organisation.
  • It will become the mainstay of anti­-submarine torpedoes for all Naval warships.
  • It will replace the older torpedoes on all naval ships that can fire a heavyweight torpedo.
  • Features:
    • Acoustic homing with wide look angle capable of tracking silent targets
    • ACCM features and multiple signal tracking systems
    • Autonomous advanced guidance algorithms
    • Low drift navigational systems over long endurance
Source: The Hindu

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