Could the hypothetic water bodies on Mars be 'stable' only if they were large like Earth's oceans which needs macroscopic basins? Are possible rivers and lakes enough to ,mantain all the water.As comets should be the probable sources of water should that water also have been salty?

  • $\begingroup$ What have comets got to do with water being salty ? Sea water is not salty because of comets. $\endgroup$ Apr 27 at 12:08

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