This HiRISE image shows several smaller craters that formed on the floor of Saheki Crater, an 85-kilometer diameter impact crater north of Hellas Basin.
The western portion of this crater is covered by alluvial fan-like deposits that emanate from channels that cut into the crater rim. This HiRISE image—indicated by a white box atop of a colorized THEMIS temperature image of Saheki—was taken just east of the central uplift, where vividly colored materials now lie exposed in a… [More at link]