NASA Mars Odyssey orbiter has been rotated to capture imagery of the Red Planet that would be similar to what an astronaut ...

NASA just declared its MAVEN Mars orbiter dead after a dozen productive years circling the Red Planet. Here's the fate that awaits the probe.

NPR's Ailsa Chang talks with Shannon Curry, principal investigator on NASA's MAVEN mission, about the spacecraft's decade of observations of Mars.

We think of atomic clocks as the definitive timekeepers. They are famous for being accurate down to the picosecond.