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George Adcock

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Contributions: 86
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September 23, 2008
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Articles

  • The Solar Flare Cycle

    Magnetic storms continuously course through the sun’s photosphere. Sometimes, the magnetic lines of force shear and cross each other. When they do, a solar flare is propelled into space. If the flare heads to Earth, communications can be disrupted...
    Published on  March 14, 2012 to Space

  • Solar Storms Can Cause Severe Damage on Earth

    The Sun gives warmth, light, life. But within its boiling cauldron storms rage, and sometimes these storms expel massive plasma and radiation storms at Earth. These solar storms from space can play havoc with our lives.
    Published on  January 24, 2012 to Space

  • Do You Have a Galaxy of Knowledge About Galaxies?

    There are more galaxies in the Universe than there are stars in our Milky Way. And, they come in all shapes and sizes. What do you know about the billions of galaxies in the Universe?
    Published on  November 24, 2011 to Space

  • Image Gallery of Stellar Violence

    There is violence in the Milky Way. Stars are exploding. They are consuming each other. They are having tugs of war with each other's mass. Images of this violence not only are beautiful and exciting, they are interesting astronomically.
    Published on  November 18, 2011 to Space

  • Image Gallery of Walks Around Earth

    One of the most exiting activities of spaceflight have occurred when astronauts and cosmonauts left their spacecraft and floated free in space. The early spacewalks or Extra Vehicehicular Activities (EVA) were done to learn if man could function...
    Published on  October 27, 2011 to Space

  • A Gallery of Hauntingly Beautiful Deep Space Images

    The Hubble Space Telescope has given us spectacular images of deep space objects that not only have expanded our knowledge of the Universe but shown us its beauty. Here are a few of the most spectacular deep space images HST has given us.
    Published on  October 23, 2011 to Space

  • Apollo Quiz: Are You a Moon Mission Mastermind?

    The Apollo spacecraft flew to the Moon nine times. Each mission was different and discovered new data about the Moon. Each also had its own times of drama and excitement--one more than the others. How much do you remember or know about the Apollo missions?...
    Published on  October 17, 2011 to Space

  • Put Your Knowledge of Aviation History to theTest

    The history of aviation is filled with important and exciting milestones. Some are well known, others a little more esoteric, but all are fascinating. Find out what you know of aviation history with this Aviation History quiz.
    Published on  October 12, 2011 to Aviation

  • The Future of Space Flight

    Space travel in the future seemed in question in early 2010. NASA’s Constellation program had been cancelled. The Obama administration had directed NASA to have private enterprise develop new systems. But NASA had an ace up its sleeve.
    Published on  October 5, 2011 to Space

  • Image Gallery - Images of Mars by NASA's Rover Opportunity

    NASA's twin rovers, Spirit and Opportunity, were slated for a three month life. Both far exceeded that. Spirit is now dead but Opportunity continues its trek of exploration over Mars since 2004. The images it continues to return are staggering.
    Published on  September 27, 2011 to Space

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