Scientists surprised by data about distant planets
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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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A recent article in New Scientist magazine, entitled â Mysterious signals from 1000 light years away,â implies that the UC Berkeley SETI@home project has uncovered a very convincing candidate
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In what could be a breakthrough in the search for worlds, an international team of astronomers claims to have made an image of a planetlike object beyond our solar system.
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It may take much longer than scientists have thought for violent turbulence to turn grains of space dust into new planets. A NASA telescope recently discovered evidence that
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The outer solar system may not be a cemetery full of dead, frozen bodies, suggest new observations of a large object called Quaoar.
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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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For the first time, NASA scientists have observed planet-containing solar systems with disks of dust orbiting their central stars, astronomers announced Thursday.
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The collisions that spawn planets are bigger and take place over longer periods of time than previously thought, say astronomers who studied nearly 300 stars with NASA&#39;s Spitzer Space Telescope.
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Itâs that time of year on the distant planet â when its ring system appears edge-on to observers on Earth.
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With the help of a modified backyard telescope, astronomers have discovered a giant planet orbiting another star. It is the first extrasolar world found with such modest equipment.
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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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The business of building planets is messier and more chaotic than scientists realized, according to new observations from NASA&#39;s Spitzer Space Telescope.
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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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The universe looked a little more familiar and friendlier. The roll call of planets beyond the solar system swelled significantly with the announcement of a trio of newly-discovered worlds much smaller than any previously discovered around other stars.
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A nearby star thought to harbor comets and asteroids now appears to be home to planets, too. The presumed worlds are smaller than Jupiter and could be as tiny as Pluto, new observations suggest.
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An astronomer at Penn State University is not certain whether the latest discovery in outer space is a planet or a failed star.
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Astronomers have discovered the three lightest planets known outside the solar system, moving researchers closer to the goal of finding extrasolar planets that resemble Earth.