Abstract:Deep under the waters, HMS Challenger discovered the polymetallic nodules during its scientific expeditions in the Kara Sea part of the Arctic Ocean in 1868. Whilst in the vastness of the skies above, the Clementine and Lunar Prospector indicated the existence of water ice at the lunar poles during the period of 1994 to 1999. In 2003, the SMART-1 lunar orbiter of the European Space Agency discovered the key chemical elements of the Moon. Going even further back, in 1988, NASA published a work on Helium-3 blown… Show more
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