Small spherical objects fill the field in this mosaic combining four images from the Microscopic Imager on NASA Mars Exploration Rover Opportunity at an outcrop called Kirkwood in the Cape York segment of the western rim of Endeavour Crater.
Small spherical objects fill the field in this mosaic combining four images from the Microscopic Imager on NASA Mars Exploration Rover Opportunity at an outcrop called Kirkwood in the Cape York segment of the western rim of Endeavour Crater.