NASA scientists go wild after the Mars rover's successful landing on the red planet early today. An Adler Planetarium astronomer tells us what happens next.

Ten days and counting to what promises to be the most exciting mission EVER to another planet. Adler Planetarium astrophysicist Chris Lintott joins us to talk about that, and other news from outer space.

In three days, the largest NATO summit in history will be held in Chicago. Defense funding, Afghanistan, and new partnerships will be at the top of the agenda. We look at what the alliance hopes to accomplish this weekend.