Pollywog Craters on Mars
HiRISE PICTURE OF THE DAY: 6 JUNE 2025
Pollywog Craters on Mars

Small craters with an exit channel, such as this one, are nicknamed “pollywog” craters because they resemble tadpoles.



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.

Ridges in Lycus Sulci
Much of the rocks in this area have been subjected to erosion by the wind, so the surface we see today was originally buried deep underground.