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Spacecraft blasts off in search of 'Earths'

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  • Spacecraft blasts off in search of 'Earths'

    March 6, 2009
    (CNN) -- NASA launched its Kepler spacecraft just before 11 p.m. Friday in a mission that the agency says may fundamentally change humanity's view of itself. The Kepler spacecraft blasted into space on top of a Delta II rocket from Cape Canaveral Air Force Station in Florida.
    The telescope will search our corner of the Milky Way galaxy for Earth-like planets.
    "This is a historical mission. It's not just a science mission," NASA Associate Administrator Ed Weiler said during a prelaunch news conference.
    "It really attacks some very basic human questions that have been part of our genetic code since that first man or woman looked up in the sky and asked the question: Are we alone?" Watch iReport video of launch
    Kepler contains a special telescope that will stare at 100,000 stars in the Cygnus-Lyra region of the Milky Way for more than three years as it trails Earth's orbit around the Sun.
    The spacecraft will look for tiny dips in a star's brightness, which can mean an orbiting planet is passing in front of it -- an event called a transit.
    The full article can be found at:
    http://www.cnn.com/2009/TECH/space/0...ets/index.html

    And who knows, soon we might be seeing pictures of a walking Christmas tree, or a giant purple Rirhait on one of the planets they find...

  • #2
    Actually, we should start getting results back really quick once everything checks out and it goes online, but it'll take years to find the ones we want. Kepler is a good start and a stepping stone, but it's going to dismay many scientists and the public when it doesn't find all the Earth like planets that are supposedly out there. According to an interesting opinion research study - discovering other Earths has a disadvantage. It'll be torture knowing they're out there but we'll never be able to make it out there.

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