CNN announced on 2004 that ancient Earth could have supported living microbes . Chelyabinsk : This is quite literally a watershed moment in the history of solar system exploration . Now fast-forward to 2013 , where in the past few weeks the Curiosity rover has been drilling into some different rocks half a planet away , inside a deep basin formed by the Gale impact crater . He says it is the first time that we 've discovered evidence for fresh water on another planet . Bell : Curiosity rover is not done with its mission ; it may find even more interesting things .
CNN announced on 2004 that ancient Earth could have supported living microbes . Chelyabinsk : This is quite literally a watershed moment in the history of solar system exploration . He says it is the first time that we 've discovered evidence for fresh water on another planet . Bell : Curiosity rover is not done with its mission ; it may find even more interesting things .