Buzz Aldrin, Apollo 11 astronaut, foreground, narrates as conductor Keith Lockhart, right, looks away at Boston Symphony Hall, Thursday, June 11, 2009, in Boston. As part of a special celebration of the 40th anniversary of the Apollo 11 moon landing, Apollo 11 astronaut Aldrin joined Lockhart and the Boston Pops to narrate a special rendition of Gustav Holst's The Planets.