HiRISE: High Resolution Imaging Science Experiment http://uahirise.org Image updates from the HiRISE camera onboard the Mars Reconnaissance Orbiter (NASA) en-us editor@uahirise.org (Ari) Wed, 25 Nov 2015 12:00:00 MST Inverted Meandering Rivers at a Possible Future Mars Landing Sitehttp://uahirise.org/ESP_021728_1740This image contains interesting examples of crosscutting, sinuous and straight ridges.A Youthful Crater in the Cydonia Colles Regionhttp://uahirise.org/ESP_027417_2200Complex craters as small as this one are uncommon and may provide clues to the lithology of the rocks underground.Down in the Paleochannelshttp://uahirise.org/ESP_042625_1655One hypothesis for TAR formation is that larger grains like pebbles are rolled on top of smaller ripples and then, finer dust settles into the cracks, "inflating" the pebbles.A Landing Site for ExoMars 2016http://uahirise.org/ESP_042806_1785In March 2016, the European Space Agency in partnership with Roscosmos will launch the ExoMars Trace Gas Orbiter. We helped them choose a safe landing spot. HiRISE is now available in Finnish http://uahirise.org/epo/beautiful-mars/finnish The Martian conquest of northern Europe is now complete, with resources in the Finnish language, including a Tumblr and Twitter feed. HiRISE 4K https://www.flickr.com/photos/71688597@N05/sets/72157661521881261/ A curated group of images in the 4K format available on our Flickr account. New HiCards Now Available http://www.uahirise.org/epo/hicards Gorgeous new 5 x 7 inch (PDF) cards downloadable for printing on photo paper.