ScienceDaily: Extrasolar Planets News |
| Sifting through atmospheres of far-off worlds Posted: 10 May 2013 04:28 PM PDT Gone are the days of being able to count the number of known planets on your fingers. Today, there are more than 800 confirmed exoplanets -- planets that orbit stars beyond our sun -- and more than 2,700 other candidates. What are these exotic planets made of? Unfortunately, you cannot stack them in a jar like marbles and take a closer look. Instead, researchers are coming up with advanced techniques for probing the planets' makeup. |
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