Astronomers Spot Smallest Planets Yet
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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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European scientists have discovered what they describe as the smallest Earth-like planet orbiting a star outside our Solar System.
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Is this newly discovered feeble point of light the long-sought bona-fide image of an exoplanet? A research paper by an international team of astronomers provides sound arguments in favor, but the definitive answer is now awaiting further observations.
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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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A tiny telescope has spotted a giant planet circling a faraway star, using a technique that could open a new phase of planetary discovery, scientists said.
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small-mass planets soon,&quot; said Paul Butler of the Carnegie Institution of Washington, the co-discoverer of one of the new planets.
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A discovery now has some astronomers entertaining visions of icy volcanoes roiling on some of the tiny worlds circling beyond Neptune, at least at one time.
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In a solar system thousands of light years away, a star about half the size of our sun is being orbited by two planets that seem like smaller versions of Jupiter and Saturn, astronomers report.
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The hunt for tiny treasures continues.
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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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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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The race to find distant new âEarthsâ heated up considerably yesterday with the detection of two of the smallest planets ever detected outside the Solar System.
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Astronomers are finding more of the sun&#39;s sisters as they train two sharp eyes on the universe. NASA, ESA, DR Ardila, DA Golimowski, JE Krist, M. Clampin, JP
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Among a batch of new planets, found by the Hubble telescope on a small patch of sky in Sagittarius, are as many as five that orbit their home stars in less than a day.
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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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Two new moons orbiting between Mimas and Enceladus, discovered by the NASA/ESA/ASI Cassini-Huygens spacecraft, may be the smallest bodies so far seen around the ringed planet.
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Aug. 31, 2004 - 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