US finds Earthlike planets at other stars
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US astronomers announced Tuesday their discovery of two small planets orbiting distant stars, setting off a dispute with European astronomers over who found the new, unusually small class of planets first.
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Astronomers have yet to find an Earth-size planet beyond our solar system, but that hasn&#39;t stopped them from modeling what these worlds might look like.
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Astronomers have discovered four new planets in a week's time, an exciting end-of-summer flurry that signals a sharper era in the hunt for new worlds.
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For the first time, scientists have found rings of dust around planet-bearing stars - an important confirmation of theories about how planets form, NASA announced Thursday.
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A new extra-solar planet has been identified orbiting a star 500 light years from our solar system. The discovery was made by a team using a four-inch diameter telescope to make their observations - a size
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The universe looked a little more familiar and friendlier on Tuesday. The roll call of planets beyond the solar system swelled significantly with the announcement of a trio of newly discovered worlds much
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US astronomers show that wherever there is room for a planet to form around a young star, it does.
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MAUNA KEA, Hawaii -- The sharpest image ever taken of a dust disk around another star has revealed structures in the disk which are signs of unseen planets.     Dr...
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Lots of places to escape to Would-be galactic colonists got a boost this week when a paper in the journal Science suggested that Earth-like planets might be more common than previously thought.â¦
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American astronomers say they have discovered the two smallest planets yet orbiting nearby stars, trumping a small planet discovery by European scientists five days ago and capping the latest round in a frenzied hunt for other worlds like Earth.    All three of these smaller planets belong to a new class of "exoplanets" - those that orbit stars other than our sun, the scientists said in a briefing Tuesday...
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A new class of planets has been  found orbiting stars besides our sun, in a possible giant leap  forward in the search for Earth-like planets that might harbor  life, scientists said on Tuesday.
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An object smaller than Pluto has been discovered orbiting a dying star in what astronomers said Monday resembles a pint-sized version of our solar system.
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Hawaii&#39;s Keck Observatory has confirmed the existence of a Jupiter-sized planet orbiting a distant star, the first one spotted by a network of astronomers using telescopes no larger than the ones you can buy in stores.
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A University of Colorado study has embarked on demonstrating that new planets can be found with the help of an orbiting starshade. The method has been compared to building a giant pinhole camera in space.
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Scientists have gotten their best look ever at the composition of planets outside our solar system, but were more surprised by what they didn't see than what they did see.
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In a discovery that has left one expert stunned, European astronomers have    found one of the smallest planets known outside our solar system, a world about    14 times the mass of our own around a star much like the Sun.
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What might be the first directly visible planet orbiting a starlike body other than our sun was reported by scientists from Europe and Los Angeles on Friday.