TNPSC Thervupettagam

Subsurface Water Ice Mapping project

November 6 , 2023 386 days 382 0
  • The NASA-funded Subsurface Water Ice Mapping (SWIM) project released its fourth and most recent map of where on Mars.
  • This map will help mission planners decide where on Mars to actually send the first humans to traverse the planet.
  • The recently released fourth set of maps is the most detailed and accurate since the project started in 2017.
  • The new map includes sightings of so-called “polygon terrain.”
  • There are the seasonal expansion and contraction of subsurface ice causes the ground to form polygonal cracks, indicating more ice hidden beneath the surface.

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