Perigean spring tide Perigean spring tide A proxigean spring tide (also known as a perigean spring tide) is a tide that occurs three or four times per year when the Moon's perigee (its closest point to Earth during its 29.5-day elliptical orbit) coincides with a spring tide (when the Earth, Sun and Moon are nearly aligned every two weeks). This tide usually adds only a couple of inches to normal spring tides. The Moon's orbit around Earth is elliptical, which causes the Moon to be closer to Earth and farther away at different times. The Moon and the Sun are aligned every two
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