TNPSC Thervupettagam

Warm and Wet Past of Mars

July 18 , 2025 9 days 101 0
  • NASA’s Curiosity rover has discovered siderite mineral deposits on Mars.
  • It was offering crucial evidence of the planet’s warmer, wetter, and more habitable ancient environment.
  • It was marking the first solid evidence of a carbon cycle on Mars.
  • Siderite contains carbon and oxygen in the sulfate-rich layers of Martian rocks.
  • This is the first time this mineral has been found on Mars.
  • NASA’s Curiosity Rover is a robotic rover launched on November 26, 2011, aboard an Atlas V rocket and landed on Mars on August 5, 2012.
  • It is part of NASA’s Mars Science Laboratory (MSL) mission.
  • It was the first to use a sky crane landing system to reach the Martian surface.

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