Mars Atmosphere Fights Back!
HiRISE PICTURE OF THE DAY: 19 MARCH 2024
Mars Atmosphere Fights Back!

HiRISE and the Context Camera are always on the lookout for new impact craters. New impacts can be identified by comparing images of the same region taken at different times (typically years apart) and looking for visual clues of recent impacts.



HiRISE Instrument News
Since July 23, 2023, HiRISE observations have lacked data from the RED4 CCD due to a hardware issue, creating a gap in the middle of image products and reducing the color swath to 1 CCD width. We are investigating the hardware issue and may be able to acquire some RED4 data in the future.

Circular Sand Dunes
Sand dunes of many shapes and sizes are common on Mars. In this example the dunes are almost perfectly circular, which is unusual.