Didn't phone home as expected on December 6th and nobody knows why Houston, we have a problem: NASA has lost contact with the Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft....

Spacecraft was 'rotating in an unexpected manner' and might have shifted orbit NASA is still trying to recontact the MAVEN Mars orbiter after it stopped responding earlier this month, with fragmentary tracking data hinting the craft may be tumbling and off its predicted trajectory....

Communication attempts ongoing for stricken spacecraft NASA is setting up an anomaly review board to look into the fate of its Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft, which was last heard from on December 6....