Washington: NASA's New Horizons probe has settled one of the most basic questions about Pluto - its size. Mission scientists have found Pluto to be 2,370 kms in diameter, somewhat larger than many ...
The Hubble Space Telescope may be getting old, but it still has excellent spotting power — witness its discovery of a fourth moon of Pluto, which is between 8 miles and 21 miles in diameter. Says ...
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