Echus Chasma
Encyclopedia
Echus Chasma is a chasma
in the Lunae Planum high plateau north of the Valles Marineris
canyon system of Mars
. Clay has been found in Echus Chasma that means that water once sat there for a time.
Chasma
Chasma is a term used in astrogeology to refer to "a deep, elongated, steep-sided depression". The plural is chasmata. An example is Eos Chasma on Mars. Below are images of some of the major chasmata of Mars...
in the Lunae Planum high plateau north of the Valles Marineris
Valles Marineris
Valles Marineris is a system of canyons that runs along the Martian surface east of the Tharsis region...
canyon system of Mars
Mars
Mars is the fourth planet from the Sun in the Solar System. The planet is named after the Roman god of war, Mars. It is often described as the "Red Planet", as the iron oxide prevalent on its surface gives it a reddish appearance...
. Clay has been found in Echus Chasma that means that water once sat there for a time.