Based on those experiments, engineers devised a sequence that keeps the spacecraft's camera trained on the horizon for an entire orbit. Viewing Olympus Mons from this angle also provides a glimpse ...

Since its arrival in late 2003, Mars Express has changed our understanding of Mars, offering unprecedented insights into its ...

A boxy, one-ton (0.9-metric-ton) craft, it carried, in addition to the camera, a suite of remote ... (At the summit of Olympus Mons, for instance, the typical daily high is 40 degrees Fahrenheit ...