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NASA's Mars 2020 rover gets tools to search for signs of past life
NASA's Mars 2020 rover gets tools to search for signs of past life

It’s official: The Mars 2020 rover’s instruments have been chosen, and they include a super-laser and stereo vision! This successor to NASA’s Mars rover Curiosity may have the same skeleton as its predecessor, but its suite of scientific tools will take its exploration to the next step: looking for bio-signatures – actual signs of past life. The Mars 2020 rover builds on the successes of Curiosity, known formally as the Mars Science Laboratory, which landed in Gale Crater in 2012. The high-tech robotic geologist chewed up and digested it in a chemical analyzer, discovering that the Red Planet once hosted habitats that were friendly to living things. The new...

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