This image is from the HiRISE spacecraft currently orbiting Mars. This is an intriguing picture, the HiRise camera can see into most of the darkest shadows on Mars, but is unable to penetrate this.Credit HiRISE
This image is from the HiRISE spacecraft currently orbiting Mars. This is an intriguing picture, the HiRise camera can see into most of the darkest shadows on Mars, but is unable to penetrate this.