Grab a paddle, we’re headed down Mars’ Reull Vallis

Here’s a photo to relish. Granted, the perspective was computer-generated, but it’s based on hard data obtained from the High-Resolution Stereo Camera on the European Space Agency’s Mars Express. Spectacular, isn’t it? The spacecraft has been in orbit about the … Continue reading →

Reull Vallis in Mars’ southern hemisphere is believed to have been carved by water in the distant past. This section of channel is 4.3 miles across and 985 feet deep. A small tributary channel merges back into the main channel (above center). Linear features are clearly seen on the valley floor in this view, evidence of ice and loose debris scraping away the floor in a glacial-like manner. Click for larger version. Credit: ESA/DLR/FU Berlin (G. Neukum)
Here’s a photo to relish. Granted, the perspective was computer-generated, but it’s based on hard data obtained from the High-Resolution Stereo Camera on the European Space Agency’s Mars Express. Spectacular, isn’t it? The spacecraft has been in orbit about the Red Planet since Christmas Day 2003, snapping photos of features down to about 6 feet or the size of your refrigerator.
Original photo of Reull Vallis. Its sides are sharp and steep. Credit: ESA/DLR/FU Berlin (G. Neukum)
Reull (Ree-ul) ...