NASA Eclipse WebsiteAll eclipse calculations are by Fred Espenak, and he assumes full responsibility for their accuracy. Some of the information presented on this web site is based on data originally published in Fifty Year Canon of Solar Eclipses: 1986 - 2035, Fifty Year Canon of Lunar Eclipses: 1986 - 2035, Five Millennium Canon of Solar Eclipses: -1999 to +3000 , Five Millennium Catalog of Solar Eclipses: -1999 to +3000, Five Millennium Canon of Lunar Eclipses: -1999 to +3000 , and Five Millennium Catalog of Lunar Eclipses: -1999 to +3000.