News tagged with extrasolar planets

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Imaging the planet-sized companion of a nearby star

( -- Of the nearly 500 extra-solar planets that have been confirmed to date, only about a dozen have actually been seen in images. Because planets are so much fainter than their host stars, special techniques ...

dateOct 15, 2010 in Astronomy
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Transit Search Finds Super-Neptune

( -- Astronomers at the Harvard-Smithsonian Center for Astrophysics have discovered a planet somewhat larger and more massive than Neptune orbiting a star 120 light-years from Earth. While Neptune has a diameter ...

dateJan 20, 2009 in Astronomy
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Sulfurous signs of life

Any sulfurous molecules that astronomers spot on alien worlds might be a way to reveal whether or not those distant planets host life, researchers suggest.

dateJun 30, 2011 in Astronomy
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How common are earths around small stars?

( —The Kepler mission has revolutionized the study of exoplanet statistics by increasing the number of known extrasolar planets and planet candidates by a factor of five, and by discovering systems with longer ...

dateJun 03, 2013 in Astronomy
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