COMING UP: Don't miss Xfinity Monday Live with special guest Tyson Jost. Watch it on CBS4 at 6:30 p.m. or head to ViewHouse Centennial to see it live!
NASA Launches CU-Led Robotic Explorer To MarsNASA's newest robotic explorer, Maven, rocketed toward Mars on Monday on a quest to unravel the ancient mystery of the red planet's radical climate change in an effort led by the University of Colorado Boulder.

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