In The Field

Phoenix landing: Chunk o’ ice

The Phoenix mission scientists just won’t call it ice. It’s getting almost hilarious the way they assiduously avoid the term. On a conference call today, Ray Arvidson, the robotic arm lead scientist, talked about some of the features of a deep 5 to 7 centimeter trench. The trench combines “Goldilocks” and “Dodo” — two shallower test trenches. You can see the ledge of exposed “light-toned” (as they call it) material in the upper part of the trench. You can also see a little tiny nugget of something — don’t say that word — sitting just to the left of center 


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