NASA to Announce New Class of Planets
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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.    While none of these new bodies would be mistaken as Earth's twin, some appear to be noticeably smaller and more solid - more like Earth and Mars - than the gargantuan, gaseous giants identified before...
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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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Planet-seekers who have spotted 28 new planets orbiting other stars in the past year say Earth's solar system is far from unique and there could be billions of habitable planets.
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Astronomers announce recent discoveries of two Earth-like planets.
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The hunt for Earth-like planets is to be stepped-up as a new mission, Corot, prepares for launch.
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Jet Propulsion Lab -- A new NASA mission will scan the entire sky in infrared light in search of nearby cool stars, planetary construction zones and the brightest galaxies in the universe.     Called the Wide-field Infrared Survey Explorer, the mission has been approved to proceed into the preliminary design phase as the next in NASA's Medium-class Explorer program of lower cost, highly focused, rapid-development scientific spacecraft...
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Tooling up in the hunt for aliens For the first time, astronomers have measured the composition of a planet outside the solar system, in what NASA says is a key step in its quest for extraterrestrial life.â¦
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Monday's flyby, the first visit in 33 years, is expected to render new images and data that can shed light on the origins of the solar system.
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Scientists behind the Beagle 2 mission to Mars unveiled designs yesterday for a successor to the British spacecraft. Plans for the so-called Beagle 3 came to light as scientists outlined
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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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It may take much longer than scientists have thought for violent turbulence to turn grains of space dust into new planets. A NASA (news - web sites) telescope
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NASAâs Messenger spacecraft has captured a new view of the planet Mercury.
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HOUSTON - Astronauts aboard NASA's shuttle Discovery and the International Space Station (ISS) are preparing the orbital laboratory's newest addition for its grand opening today.
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A NASA spacecraft will fly by the planet Mercury on Monday, the first visit to the sun's closest neighbor since the 1970s.
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While striving to find ever smaller, more rocky worlds, planet hunters have moved from discovering not just Jupiter-class planets outside our solar system. Now astronomers have found two new Neptune-class planets on their road to pinpointing a new Earth-like system.
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NASA has a few options when it comes to the future of the Hubble Space Telescope: It could perform another maintenance mission with a risk to astronauts, build a costly robotic
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NASA is about to embark on an unprecedented asteroid-belt mission with a spacecraft aptly named Dawn. The 3 billion-mile, eight-year journey to probe the earliest stages of the solar system will begin with liftoff, planned for just after sunrise Thursday. Rain is forecast, however, and could force a delay.