Here's Our Best Look Yet At Rosetta's "Rubber Ducky" Comet

The Rosetta spacecraft has been chasing comet 67P/Churyumov-Gerasimenko for more than a decade. Now, with arrival less than a week away, the distance between the spacecraft and its quarry is rapidly shrinking. Meanwhile, Rosetta continues to return clearer and clearer images of the double-lobed "rubber ducky comet." » 7/31/14 9:15am Today 9:15am

NASA's New Spacecraft Will Have A Star Trek-Like Cockpit

The new Enterprise bridge on Star Trek: TNG replaced buttons and switches with backlit touch panels. This "prophetic" technology was created because production designers didn't have the budget to create and install individually lighted buttons. But, aboard the Orion spacecraft, sci-fi has once again become sci-fact. » 7/31/14 8:01am Today 8:01am

We've Observed Mars for Decades, But Still Have No Big Theories

Mars geologist Phil Christensen says we're still short on understanding the red planet. "The devil continues to be in the details," he said at this week's Eighth International Conference on Mars. Astrobiologist David Des Marais said Mars research today adds up to "lots of observations but no overarching… » 7/26/14 1:00pm Saturday 1:00pm