News tagged with extrasolar planets

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Water Planets

Of the roughly 420 extra-solar planets now known, about a dozen are in the newly named category of "super-earths," planets whose masses are in between of two and about fifteen earth-masses.

dateJan 22, 2010 in Astronomy
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Astronomers spot second smallest exoplanet

( -- Astronomers from the California Institute of Technology and other institutions, using the highly sensitive 10-meter Keck I telescope atop Hawaii's Mauna Kea, have detected an extrasolar planet with a mass ...

dateJan 13, 2010 in Astronomy
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Astronomers discover 'tilted planets'

( -- University of Exeter, UK, research has added to a growing evidence that several giant planets have orbits so tilted that their orbits can be perpendicular or even backwards relative to their parent star’s ...

dateDec 22, 2009 in Astronomy
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The Hot Saturn Exoplanet

( -- Of the roughly 350 known exoplanets (i.e., extrasolar planets), the one orbiting the star HD149026 is unique.

dateOct 02, 2009 in Astronomy
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Adventures in the 'Goldilocks zone'

When NASA's Kepler telescope rocketed into the night sky last week, two Berkeley astronomers watching its fading contrail were hoping that the telescope will reveal Earth's — and humanity's — place in the universe.

dateMar 12, 2009 in Space Exploration
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