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2 days at the GIFT workshop in San Fransisco
The Truth about 2012 from NASA Lunar Science Institute on Vimeo.
When we say water, we think liquid water. But in fact water is H2O.
The purpose of searching water in the univers is to kook for places were life might exist (or might have exist). And life can exist if their is liquid water. Water is the only solvant in wich organic moleculs can combine and (...)
The presence of water has different meaning for a planet :
Water means life ;
Water characterize the climat ;
Water characterize the geology ;
Water means human ? in different formsin very various places liquid solid vapor ground water oceans, rivers, lac, flowed... polar caps, (...)
The moon was formed 4,56 GA. At this moment, Earth was a big magma ball with no solid crust.
A Mars-size body slammed into proto-Earth. It have ejected a big part of the mama ocaen from the Earth. The rotation of the Moon is directly linked to this collision. This is why Moon (...)