... Malakhov, but for it be present in such large volumes, some special, as-yet-unknown mix of conditions must be present in Valles Marineris to preserve the water – or that it is somehow being replenished. At ten times longer and five times deeper than...
... of water for the whole history of Mars would not have been sufficient to carve Valles Marineris. With a volume of 9.85 million cubic kilometres, Valles Marineris is the largest canyon on Mars.But if water was not capable of carving it out, what...
The fiftieth anniversary of the first Moon landing has been a cause for celebration, admiration, nostalgia and much contemplation. How far could space exploration and industry have ‘travelled’ by now if the Apollo programme had not been cancelled, ...
... and had to get paint on canvas to try to express my reaction to this image of the deep canyon walls of Valles Marineris. Imagery from HiRise inspires me visually and emotionally, and I react to my appreciation of the incredible minds which have...
... geological features whose origin could be interpreted in numerous ways. Were the huge canyons and valleys, such as Valles Marineris that cut across large swathes of the surface, carved from water, tectonic or volcanic activity for example...
... on 5 February by the China National Space Administration showed geological features including the Schiaparelli crater and the Valles Marineris, one of the largest canyons of the Solar System, stretching a vast 4000 kilometres (2500 miles) long. And...