A photo of earth from 1 billion miles away, what the Curiosity Rover has discovered after a year on Mars, and a spacecraft that may now be traveling beyond the solar system. Astrophysicist Chris Lintott joins us on Chicago Tonight at 7:00 pm to explore some of the latest and most amazing stories from outer space. Lintott is one of the judges of the Astronomy Photographer of the Year 2013 Contest run by the Royal Observatory Greenwich. View the photo entries in the slideshow below, and vote on your top pick in our online poll.

Watch 12 months in 2 minutes in the following video, a rover's eye view of driving, scooping and drilling during Curiosity's first year on Mars, August 2012 through July 2013:

Image Gallery: