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A Galáxia Pode Fervilhar de Planetas Nômades
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| Topic: Cosmic Evolution |
02/29/12 |
| Summary: Um novo estudo mostra que nossa galáxia pode abrigar 100.000 vezes mais "planetas nômades" que estrelas. Estes maravilhosos planetas derivam pelo espaço ao invés de orbitar uma estrela, e podem mudar nossa compreensão do potencial para vida no Universo. |
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Earth Siblings Can Be Different
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| Topic: Cosmic Evolution |
02/28/12 |
| Summary: A new study could shed light on the composition of exoplanets. By studying the abundance of elements in stars, researchers have shown that there are a wide variety of planetary systems that are unlike the Solar System. Ultimately, this could affect processes like plate tectonics on any planets they host. |
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Solid Buckyballs in Space
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| Topic: Cosmic Evolution |
02/26/12 |
| Summary: Astronomers have discovered buckyballs in a solid form around a pair of stars called XX Ophiuchi. |
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Tellurium in Ancient Stars
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| Topic: Cosmic Evolution |
02/25/12 |
| Summary: Researchers have detected the rare element tellurium in three ancient stars. |
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Gazing into the Galactic Haze
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| Topic: Cosmic Evolution |
02/14/12 |
| Summary: Astronomers have discovered islands of cold gas and a mysterious haze of microwaves in our galaxy. The results include the first map of carbon monoxide to cover the entire sky. |
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Melting Magma to Build Planets
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| Topic: Cosmic Evolution |
02/12/12 |
| Summary: Using high-powered lasers, scientists are beginning to understand the transformations that liquid magmas undergo at the pressures and temperatures that exist deep inside Earth-like planets. The study is providing new insight into the how planets form and evolve. |
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Gas Ring Around Young Star Raises Questions
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| Topic: Cosmic Evolution |
01/21/12 |
| Summary: Astronomers have detected a mysterious ring of carbon monoxide gas around a young star. The ring is part of the star's planet-forming disk and it lies at a distance similar to that of the Earth from the Sun. |
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O Blog Azul Pálido
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| Topic: Cosmic Evolution |
01/12/12 |
| Summary: A Astrobiology Magazine (Revista de Astrobiologia da NASA) dá as boas vindas à inclusão do Pale Blue Blog (Blog Azul Pálido), uma coleção única de blogueiros individuais que emitem suas opiniões em questões a respeito do potencial da vida em planetas além do nosso Sistema Solar. |
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