Space Technology

  • The NASA Landsat Program and the Legacy of Landsat 7

    Landsat 7 is up in space right now observing planet Earth with stunning accuracy and an eye for qualitative and quantitative detail. The images and data the Landsat program has provided to scientists and researchers since its inception have been invaluable...
    By Daniel P. McGoldrick June 1, 2011 

  • How Balloons Are Used To Study The Cosmos

    Balloons are not only fun but have been a workhorse for scientific research for many years. Read on for more information on how they are used in astronomy.
    By Reeja Mathew May 27, 2011 

  • The Various Types of Active Remote Sensing

    Active remote sensing has various applications in many fields. The technology is rapidly improving and enabling us to make our lives easier. We will examine what exactly active remote sensing is, the different types of active remote sensing methods and...
    By Nick Oza May 26, 2011 


  • The Space Elevator: Will Arthur C. Clarke’s Dream Ever Become a Reality?

    How does the space elevator work? Well, the space elevator concept was laughed at by scientists. But everyone should remember that putting a man on the moon was science fiction before NASA did it in 1969. So, the space elevator theory will be transformed...
    By Anurag Ghosh May 25, 2011 

  • Advances in Space Techology and What's New?

    The old public view of the gains from NASA and the space program, was that "Tang" a drink used by astronauts, was the only thing that resulted from their endeavor. But as this article will show, NASA has provided many technological advances that...
    By George Garza May 24, 2011 

  • Major Milestones and Achievements of the US Space Program to Date

    This article gives an account of the achievements of the US space program and major space milestones. Follow the links to find more about each of these historic missions.
    By Reeja Mathew May 23, 2011 


  • Principles of Passive Remote Sensing

    Passive remote sensing is the method of acquiring and interpreting data by means of detecting electromagnetic radiation from a source using passive sensors. We will look at the principles of passive remote sensing and how those principles are applied...
    By Nick Oza May 20, 2011 

  • Facts About the MESSENGER Spacecraft

    Find out amazing facts about the MESSENGER spacecraft used for the mission to Mercury, basic characteristics, mission events, scientific instruments and more.
    By Aggeliki K. May 20, 2011 

  • Interstellar Travel: Can We Make it to Other Stars?

    For centuries the idea of traveling to other stars was science fiction. New advances in our understanding of the universe could turn it into fact. Is feasible interstellar space travel possible?
    By Andy Dziuba May 20, 2011 

  • About Photoelectric Smoke Detectors in Spaceflight

    Photoelectric smoke detectors might be the best kind for manned space missions. To understand why, read about how photoelectric smoke detectors work, and why they are particularly useful for spaceflight applications.
    By Mace Moulton Spiegel May 19, 2011 
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