Mars orbiter enters safe mode after disturbance

This artist's concept of the Mars Reconnaissance Orbiter. Image: NASA/JPLNasa says its powerful Mars Reconnaissance Orbiter is in safe mode after being hit by a cosmic ray orsolar particle.The spacecraft abruptly rebooted its onboard computer Wednesday night, but can still send down engineering data to ground controllers. Crews at NASA's Jet Propulsion Laboratory in Pasadena have been working to