Near-Earth object focused on asteroids and short-period comets. CNEOS even restricts its definition of NECs to short-period comets—, 107 such objects have been discovered. , only 20 comets have been observed to pass within of Earth, including 10 which are or have been short-period comets. Two of these comets, Halley's Comet and 73P/Schwassmann–Wachmann, have been observed during multiple close approaches. The closest observed approach was 0.0151 AU (5.88 LD) for Lexell's Comet on July 1, 1770. After an orbit change due to a close approach of Jupiter in 1779, this object is no longer a NEC. The closest approach ever observed for
From the Earth to the Moon (miniseries) From the Earth to the Moon (miniseries) From the Earth to the Moon is a 12-part 1998 HBO television miniseries co-produced by Ron Howard, Brian Grazer, Tom Hanks, and Michael Bostick, telling the story of the landmark "Apollo" expeditions to the Moon during the 1960s and early 1970s in docudrama format. Largely based on Andrew Chaikin's book, "A Man on the Moon", the series is known for its accurate telling of the story of Apollo and the outstanding special effects under visual director Ernest D. Farino. The series takes its title from, but is not based upon, the famous Jules