Archive: 30/07/2012

Image: Saturn's moons

( -- The Cassini spacecraft watches a pair of Saturn's moons, showing the hazy orb of giant Titan beyond smaller Tethys. This view looks toward the Saturn-facing sides of Titan (3,200 miles, or 5,150 kilometers across) ...

dateJul 30, 2012 in Space Exploration
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Probing gravity

( -- Einstein's theory of relativity is remarkable not only because it is so successful in explaining seemingly bizarre observations (like the bending of starlight) or because it has assembled a coherent picture ...

dateJul 30, 2012 in Astronomy
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