"Spirit" 3 cm and a photographic record of the history of Mars.

<P> NASA's "Spirit" Mars rover in the first 736 days (January 28, 2006) investigation, the microscopic imager photographed with the rock called GongGong microscopic photographs, these rocks in the Husband Hill .and McCool Hill middle of the Gusev basin center. .</ P> <P align=center> </ P> <P> this is only 3 cm and a photographic record of the two most important history of Mars is the most dramatic rock formation process. .GongGong formed billions of years ago during the hot melted, bubbles form large deep holes, but also separate and lava body. .Is stretched as the cream and stir sugar, like lava uniform distribution of cavities, after curing as this sponge-like rock. .Until now, the wind still blowing sand and dust deposition in cracks and holes in the rock. .Can also be found on Earth volcanoes and weather also affected by the complex structure generated by the rock. .</ P> <P> to celebrate the Chinese Lunar New Year - Year of the Dog, the scientists named the rock GongGong. .In Chinese mythology, there are a total of workers made ill-Hill knocked down the river from east to west China, while the flow of the legend. .</ P> <P> </ P> <P> under a more exciting: the spring empire - a sequel to Murder Caused bread (Hugo new work) </ P> <P> most mysterious of the strangest and most .incredible to do in science and technology magazine </ P> <P> </ P> </ p>.