Martian Volcano Tharsis Tholus
Friday, November 18, 2011 - 16:31
in Astronomy & Space
Tharsis Tholus towers almost 5 miles (8 km) above the surrounding terrain of Mars. Its base stretches 96 x 77 miles (155 x 125 km), and is unusual in its battered condition. The main feature of Tharsis Tholus is the caldera at its centre. It has an almost