Caltech/Malin Space Science Systems
NASA's Mars Curiosity rover, part of the Mars Science Laboratory, landed on the martian surface on August 6, 2012. Since then the car-sized rover has been toiling among the rocks and dust of the alien world, snapping literally otherworldly photos and beaming them back to Earth. Click through this collection of some of Curiosity's best photos:
''Layers at the Base of Mount Sharp''
A chapter of the layered geological history of Mars is shown in this image from NASA's Curiosity rover. The image shows the base of Mount Sharp, the rover's eventual science destination. This image is a portion of a larger image taken by Curiosity's 100-millimeter Mast Camera on August 23, 2012.