HiRISE: High Resolution Imaging Science Experiment https://uahirise.org Image updates from the HiRISE camera onboard the Mars Reconnaissance Orbiter (MRO/NASA) en-us editor@uahirise.org (Ari) Wed, 21 February 2018 10:00:00 MST A Layered Mound in Juventae Chasmahttps://uahirise.org/ESP_016712_1760These light-toned mounds generally contain sulfates, which are salts of sulfuric acid that form when water is evaporating.The Phoenix Landing Site, 5 Mars Years Laterhttps://uahirise.org/ESP_053451_2485While it certainly hasn't gone anywhere, a new image of the Phoenix lander shows us how much change has occurred in five Mars years.Icy Layers in Cratershttps://uahirise.org/ESP_053642_2225One upside of recognizing and noting this ice is that future astronauts will have plenty of drinking water.