NASA’s High Resolution Imaging Science Experiment (HiRISE) camera on NASA’s Mars Reconnaissance Orbiter captured in Amazonis Planitia region of northern Mars, a twisting column of
These dunes in Aonia Terra are being monitored from HiRISE for changes such as gullies, which form over the winter from the action of carbon
This image from HiRISE (High Resolution Imaging Science Experiment) camera on board the Mars Reconnaissance Orbiter, shows knobs and bluffs that are being actively eroded
This enhanced-color image shows sand dunes trapped in an impact crater in Noachis Terra, Mars. Image credit: NASA/JPL-Caltech/Univ. of Arizona
A rippled dune front in Herschel Crater on Mars moved an average of about two meters (about two yards) between March 3, 2007 and December
Now that HiRISE has been returning data from its primary science orbit at Mars since 2006, it has been able to document changes in the
Part of Mars is defrosting. Around the South Pole of Mars, toward the end of every Martian summer, the warm weather causes a section of
An image combining orbital imagery with 3-D modeling shows flows that appear in spring and summer on a slope inside Mars’ Newton crater. Sequences of
David Martines an American ‘armchair astronaut’ claims to have discovered a mysterious structure on the surface of the red planet – by looking on Google
NASA’s Mars Exploration Rover Opportunity can be seen perched on the southeast rim of the Santa Maria crater on Mars, in this photograph taken by
This image was taken with a telescope or a microscope? Perhaps this clue will help: if the dark forms were bacteria, they would each span
