As the solar wind flows over natural obstructions on the moon, it may charge polar lunar craters to hundreds of volts, according to new calculations by NASA’s Lunar Science Institute team.

Polar lunar craters are of interest because of resources, including water ice, which exist there. The moon’s orientation to the sun keeps the bottoms [...]

Water on the Moon This image of the lunar south pole – snapped by the LRO late last year – identifies several craters including Cabeus A, in which water was discovered last year. Similar craters on the lunar north pole are harboring hundreds of millions of tons of water, and these southern craters could be as [...]