Link: Could a Comet Hit Mars in 2014? : Discovery News

...Could the Red Planet be in for a potentially huge impact next year? Will Mars rovers Curiosity and Opportunity be in danger of becoming scrap metal?

It seems the likelihood of an awesome planetary impact is low — for now...
...If it did hit, the impact could be a huge, global event. But the comet’s likely location in 2014 is also highly uncertain, so this is by no means a “sure thing” for Mars impact...