Web edition: December 17, 2012
Bright spots on Mercury have long tantalized astronomers: They suspected the shiny patches were swatches of ice. In November, that old idea received new support from a spacecraft that’s been watching the tiny planet.
Fresh data from the satellite offer the best evidence yet that frozen water lies exposed in dark craters near the north and south poles of the sun’s nearest neighbor. Even more ice might lie hidden just beneath Mercury’s surface.
T. Lewis. First rock from the sun turns out to have ice. Science News Online, November 30, 2012. [Go to]