article_snippet.sent: Scientists considered 60 possible landing sites before deciding on Gale Crater.
article_snippet.sent: These rocks are part of the Pahrump Hills in the Murray Formation, which is an area of sandstones, siltstones and calcium sulphate veins on the surface.
article_snippet.sent: These rocks are the lowest exposed rocks of Mount Sharp - also known as Aeolis Mons - which Nasa is planning to send Curiosity up at some point.