Scientists discover puzzling giant planet
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Scientists said on Thursday they   have spotted an unusually large and light planet orbiting a   distant star -- a discovery that could force them to reexamine   theories about how planets are formed.
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Oct. 27, 2004 âHumanity&#39;s first look at the largest piece of unexplored real estate in the solar system raised more questions than answers among scientists on the Cassini Saturn project.
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The largest planet ever found orbiting another star is so puffy it would float on water, astronomers said Thursday.
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A new planet was discovered orbiting a sun-like star 41 light years away, making it the first known planetary quintet outside our solar system, astronomers said Tuesday.
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Astronomers  have spotted a planet that has survived the massive ballooning of its parent  star, providing the first optimistic evidence for the long-term survival of  Earth.
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Astronomers have discovered a planet that seems to have survived the puffing up of its home star, suggesting that Earth could survive the swelling of the Sun.
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The surface of one of the brightest stars in the night sky is imaged by scientists.
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British researchers detect water in atmosphere of planet that circles star far beyond our solar system.
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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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NASA's Messenger spacecraft has beamed back some surprising new data from the planet Mercury. Highlights include a weird crater nicknamed &quot;the Spider,&quot; a planetary tail of hydrogen atoms, and measurements that show giant Caloris basin is even bigger than researchers thought.
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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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Astronomers in Europe and the United States have found two new planets about 20 times the size of Earth beyond the solar system. The discovery might be a giant leap forward in
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A nonpartisan national group is trying to get a record number of voters to the polls this year. By MARK ZALOUDEK. Scientists are unlocking some of the mysteries of the universe as planetary exploration forges ahead on several fronts.
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By The Associated Press  WASHINGTON - The largest planet ever found orbiting another star is so puffy it would float on water, astronomers said Thursday.
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A group of European-led astronomers has made a photograph of what appears to be a planet orbiting another star. If so, it would be the first confirmed picture of a world beyond our solar system.
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Scientists find water on a distant planet. Someday, maybe they'll find life
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Astronomers have discovered a new class of planets that take less than a day to whiz round their parent stars.