Which world, discovered by Clyde Tombaugh in 1930, was reclassified as a dwarf planet in 2006?

Fred Astaire was nominated for a Supporting Actor Oscar for which fiery 1974 disaster epic? Astrid Lindgren, who died in 2002 at 94, first spun tales about which freckled girl for her daughter? Astro is the dog of which 21st-century cartoon family? Astronaut Michael Foale was left in the dark in June 1997 after a supply ship punctured which space station's Spektr mo… In 1972, astronomer Margaret Burbidge became the first woman director of which English institution? Astronomer Michael Brown discovered the object 2003 UB313 and nicknamed it after which TV warrior princess? Astronomers gave which Beatles-inspired name to BPM 37093, a white dwarf star with a diamond core? Astronomers used clues in which epic to suggest a date of April 16, 1178 B.C., for its hero's archery contest?