November 10, 2008

Learn About A-Train Satellite Group

In this NASA video segment learn about the A-Train, a group of satellites in orbit collecting data on earths atmosphere. These satellites measure the same part of the earths system at the same time at a speed of 25,000 km/hr. The data collected enables researchers to examine air quality, cloud movement and more. Color animation is used to support the video.

credit: NASA

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