An anonymous reader writes: The Mars Reconnaissance Orbiter (MRO) is celebrating 10 years of service in its mission to study Mars from orbit. Recently it has discovered an ancient lake that might hold the best possible chance of finding life on the Red Planet. "MRO has discovered that Mars' south polar cap holds enough buried carbon-dioxide ice to double the planet's current atmosphere if it warmed. It's caught avalanches and dust storms in action. The spacecraft's longevity has made it possible to study seasonal and longer-term changes over four Martian years," Rich Zurek from Jet Propulsion Laboratory said. Read more of this story at Slashdot. Click here to read full news..