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astroengine writes "A rare Martian meteorite recently found in Morocco in contains minerals with 10 times more water than previously discovered Mars meteorites, a finding that raises new questions about when and how long the planet most like Earth in the solar system had conditions suitable for life. The meteorite, known as Northwest Africa (NWA) 7034, is the second-oldest of 110 named stones originating from Mars that have been retrieved on Earth. Purchased from a Moroccan meteorite dealer in 2011, the black, baseball-sized stone, which weighs less than 1 pound, is 2.1 billon years old, meaning it formed during what is known as the early Amazonian era in Mars' geologic history. "It's from a time on Mars that we actually don't know much about," geologist Carl Agee, with the University of New Mexico in Albuquerque, told Discovery News." Link to Original Source
Whenever a system becomes completely defined, some damn fool discovers
something which either abolishes the system or expands it beyond recognition.