Planetary Sciene

MAVEN orbiter launched on 10-month flight to Mars

A new NASA Mars probe began a 10-month voyage to the red planet Monday, blasting off on a $671 million mission to study the martian atmosphere and the cause of a dramatic case of climate change.

NASA Mars orbiter cleared for launch

NASA's next Mars probe is poised for launch Monday, weather permitting, to kick off a $671 million mission to find out why a good portion of the red planet's atmosphere leaked away ages ago in an extreme case of climate change.