jun 072012
 
Climate Changes on Mars?

  The High Resolution Stereo Camera (HRSC) recently acquired images of two adjacent craters with very different characteristics in the Arabia Terra region on Mars. The Danielson Crater (with a diameter of approximately 60 km) is characterised by a variety of features referred to as ‘Yardangs’, while the smaller Kalocsa Crater (with a diameter of [continue reading]