NASA Kennedy Center Director Bill Parsons speaks to guests gathered in front of the Space Mirror Memorial.

In a special commemorative service held at NASA's Kennedy Space Center Visitor Complex to honor NASA's fallen heroes, Kennedy Center Director Bill Parsons speaks to guests gathered in front of the Space Mirror Memorial. Other participants seated on the dais are (from left) NASA Administrator Michael Griffin; Chairman of the Indian Space Research Organization G. Madhavan Nair; the 2007 Alan Shepard Technology in Education Award winner Luther Richardson; Shuttle Commander and former NASA Associate Administrator for Space Operations William Readdy; NASA Associate Administrator for Space Operations William Gerstenmaier; Shuttle Commander Eileen Collins of the Return to Flight mission, STS-114; Evelyn Husband-Thompson, widow of Colonel Rick Husband; and Astronauts Memorial Foundation President Stephen Feldman. Kennedy marked the NASA Day of Remembrance with special ceremonies. This year the crew of Columbia was remembered in a special way on the day that marked the fifth anniversary of the Columbia accident. Photo credit: NASA/Kim Shiflett