Why are we still curious about Mars? This month on Naked Astronomy, we're looking into Martian matters to find out how we got to where we are today, ushering in a new era of Martian discoveries from the Mars Science Laboratory. Also, we'll examine the evidence for liquid lakes below the surface of Saturn's moon Titan, find out how supermassive stars can form and why the Google Lunar X-Prize is encouraging commercial missions to the Moon. Plus, our guests take on your space science questions... Like this podcast? Please help us by supporting the Naked Scientists