There are a couple potential explanations for distinctive markings found on a Martian rock, but new evidence suggests they ...
From the rover's point of view on the ground, it's hard to tell, but this ancient shoreline on Mars seemed to lie inside a 2,050-mile-wide (3,300-kilometer-wide) impact crater called Utopia Basin.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results