NASA Science News for June 20, 2003
A series of upcoming rocket launches will create glowing-white nighttime
clouds visible from the eastern seaboard of the United States. By studying
the clouds, scientists hope to learn more about the ionosphere--a layer of
Earth's atmosphere near the edge of space.
FULL STORY at
http://science.nasa.gov/headlines/y2003/20jun_TMAclouds.htm?list907772