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KENNEDY SPACE CENTER, FLA. - Just after liftoff, clouds of smoke billow up and around the Delta II rocket carrying the STEREO spacecraft on top. Liftoff from Launch Pad 17-B at Cape Canaveral Air Force Station was at 8:52 p.m. EDT. STEREO (Solar Terrestrial Relations Observatory) is a two-year mission using two nearly identical observatories, one ahead of Earth in its orbit and the other trailing behind. The duo will provide 3-D measurements of the sun and its flow of energy, enabling scientists to study the nature of coronal mass ejections and why they happen. The ejections are a major sou…
