Most talked about Discovery News stories

Mars and Comet Unite in Stunning Close Approach Photo — As we await a close-up view of comet Siding Spring making its closest approach with Mars, astronomers on Earth have been busy doing some of their own comet spotting from afar. NEWS: Ready for Prime Time: Comet to Buzz Mars on Sunday In this beautiful piece of astrophotography by Nick Howes and Ron Wodaski of the Tzec Maun Foundation, Mars is the brightest object in view.