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KENNEDY SPACE CENTER, FLA. - At Astrotech Space Operations in Titusville, Fla., engineers have completed installing the solar array on STEREO spacecraft "A." The panel displaying the "A" is a protective cover on the solar array to protect it during ground processing. The dish in front is a high gain antenna. Under black protective wrap at right is the Heliospheric Imager instrument, part of the Sun Earth Connection Coronal and Heliospheric Investigation (SECCHI) package of four instruments that will study the 3-D evolution of coronal mass ejections, from birth at the Sun's surface through…