How did the universe begin? June 24, 2008 | User rating: 4.3 / 5 after 139 vote(s)
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One of the most interesting questions considered by astrophysicists deals with the start of our universe. Indeed, there is a great deal of speculation on the subject, with different theories about how the universe began, ... | |
 Ocean Planets on the Brink of Detection February 02, 2007 | User rating: 4.5 / 5 after 117 vote(s)
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Imagine a world with no land at all, merely the impenetrable depths of a seething ocean. Models of planet formation predict the existence of such worlds, even though our own solar system has none. Indeed, ... | |
Terrestrial Planet Formation in Binary Star Systems January 26, 2007 | User rating: 4.5 / 5 after 42 vote(s)
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The list of confirmed extrasolar planets keeps growing, and has now passed two hundred members — almost all of which are gas giants like Jupiter and Saturn. But the hunt is on for Earth-like worlds! With the successful launch ... | |
 The Case for Habitable Exoplanet Moons April 27, 2006 | User rating: 4.6 / 5 after 72 vote(s)
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As scientists refine their methods, exoplanets are becoming easier and easier to detect. The current count is 163 planets orbiting 97 main-sequence stars, of which only one is even remotely Earth-like. All ... | |
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