Bruce Murray Space Image Library

Phobos crossing Mars' limb from Phobos 2

Phobos crossing Mars' limb from Phobos 2
Phobos crossing Mars' limb from Phobos 2 The moon Phobos, 25 kilometers in diameter, is much darker than bright, dusty Mars, as seen in this image captured by the Phobos 2 spacecraft on February 28, 1989. Phobos 2 took a total of 13 color sets of images of Phobos before contact was lost on March 27, 1989. Russian Academy of Sciences / Ted Stryk