Here's part of the news:
After twenty days of scratching its way through the Martian top soil, the spacecraft uncovered a bright white layer just two inches below the surface.
Four days after the white layer was first exposed to sunlight, photographs taken by the lander's on board camera showed the white surface had disappeared.
This proves, the scientists say, that the white layer was not salt as had been previously thought possible because it was melting.
"It is with great pride and a lot of joy that I announce that we have found proof that this hard bright material is really water ice and not some other substance," said Peter Smith, from the University of Arizona, who is the principal investigator on the Phoenix mission.
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