Of the thousands of planets that could possibly hold life, only one (so far) has been confirmed to be within the "perfect" location for liquefaction of water (as opposed to being on the edge). Read the full article on Kepler-22b here.
This is an historic photo taken very recently: never let it be said that we don't live in interesting times! This is a photo of Phoenix as it was landing on Mars, taken by another man-made machine, the Mars Reconnaissance Orbiter. How cool is it to photograph our own Mars landing?