The 2012 has been a busy year for NASA. Curiosity, the rover sent to Mars, has proved very successful. So successful in fact that NASA has plans to send a new Curiosity to Mars in 2020.
The 2020 mission to Mars will have the same objectives as the current-testing of samples of Martian soil.
Obviously the difference between the current and future Curiosity is 8
years of technological advancement, which will develop more advanced
tools....