A radar experiment aboard India's Chandrayaan-1 lunar spacecraft has identified thick deposits of water ice near the Moon's north pole.
The US space agency's (Nasa) Mini-Sar experiment found more than 40 small craters containing water ice.
But other compounds - such as hydrocarbons - are mixed up in lunar ice, according to new results from another lunar mission called LCROSS.
The findings were presented at a major planetary science conference in Texas...
http://news.bbc.co.uk/2/hi/science/nature/8544635.stm
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