Analysis of the images has shown the water carved out the canyon in which it was found, which then opened out into a valley depositing sediment which formed a delta.
对成像的分析显示，水流冲刷出了一条溪谷，这条溪谷与一个山谷相连，流水沉积物还形成一个的三角洲。
2
An analysis of the HiRISE images indicates that water carved a 30-mile-long canyon that opened up into a valley, depositing sediment into a large delta, the researchers say.