was named Dandelion by the Apollo 15 astronauts, in honor of Bradbury's 1957 novel Dandelion Wine. In 1979, he was awarded an honorary Doctor of Letters (Litt.D.) degree from Whittier College. In 1984, he received the Prometheus Award for Fahrenheit 451. In 1986, Ray Bradbury was a Guest of Honor at the 44th World Science Fiction Convention, which was held in Atlanta, Ga., from August 28 to September 1. Ray Bradbury Park was dedicated in Waukegan, Illinois, in 1990. He was present for the ribbon-cutting ceremony. The park contains locations described in Dandelion Wine, most notably the "113 steps". In 2009, a panel designed by artist Michael Pavelich was added to the park detailing the history of Ray Bradbury and Ray Bradbury Park. An asteroid discovered in 1992 was named "9766 Bradbury" in his honor. In 1994, he received the Peggy V. Helmerich Distinguished Author Award, presented annually by the Tulsa Library Trust. In 1994, he won an Emmy Award for the screenplay The Halloween Tree. In 2000, he was awarded the Medal for Distinguished Contribution to American Letters from the National Book Foundation. For his contribution to the motion picture industry, Bradbury was given a star on the Hollywood Walk of Fame on April 1, 2002. In 2003, he received an honorary doctorate from Woodbury University, where he presented the Ray Bradbury Creativity Award each year until his death. On November 17, 2004, Bradbury received the National Medal of Arts, presented by President George W. Bush and Laura Bush. Bradbury received a World Fantasy Award for Life Achievement at the 1977 World Fantasy Convention and was named Gandalf Grand Master of Fantasy at the 1980 World Science Fiction Convention. In 1989 the Horror Writers Association gave him the fourth or fifth Bram Stoker Award for Lifetime Achievement in horror fiction and the Science Fiction Writers of America made him its 10th SFWA Grand Master. He won a First Fandom Hall of Fame Award in 1996 and the Science Fiction and Fantasy Hall of Fame inducted him in 1999, its fourth class of two deceased and two living writers. In 2005, he was awarded the degree of Doctor of Laws (honoris causa) by the National University of Ireland, Galway, at a conferring ceremony in Los Angeles. On April 14, 2007, Bradbury received the Sir Arthur Clarke Award's Special Award, given by Clarke to a recipient of his choice. On April