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           Target:Asteroids Mission: Deep Space Network (DSN) Instrument: Deep Space Network Image Credit: NASA/JPL-Caltech Source link

           Target:Mars Mission: Mars 2020 Rover Instrument: Navigation Camera (M2020) Image Credit: NASA/JPL-Caltech Source link

Context image Today’s VIS image shows a sand sheet located on the floor of an unnamed crater just north of the edge of the South polar ice cap. The morphology of the dune is different from other sand dunes in lower latitudes. The difference is due to ice cementing the sand grains, making the

           Target:earth Mission: Terra Instrument: aster Image Credit: NASA/METI/AIST/Japan Space Systems, and US/Japan ASTER Science Team Source link

Context image This VIS image shows part of the rim of an unnamed crater in Terra Sirenum. A group of channels dissects the rim in the center of the image. These channels are called gullies due to being on a steep slope rather than a flat river plain. In some images it is possible

           Mission: Mars 2020 Rover Image Credit: NASA/JPL-Caltech Source link

           Mission: Mars 2020 Rover Image Credit: NASA/JPL-Caltech Source link

Context image This VIS image shows a short section of Reull Vallis. Reull Vallis starts in Promethei Terra and empties into Hellas Plainitia. In other regions of the channel the floor contains ridged and grooved materials. In some sections of the channel these materials appear to deflect around obstacles. These features are proposed to