Celestial navigation Celestial navigation Celestial navigation, also known as astronavigation, is the ancient and modern practice of position fixing that enables a navigator to transition through a space without having to rely on estimated calculations, or dead reckoning, to know their position. Celestial navigation uses "sights", or angular measurements taken between a celestial body (e.g. the Sun, the Moon, a planet, or a star) and the visible horizon. The Sun is most commonly used, but navigators can also use the Moon, a planet, Polaris, or one of 57 other navigational stars whose coordinates are tabulated in the nautical almanac and air almanacs.
The Celestial Railroad expanding on his earlier piece for solo piano, also entitled "The Celestial Railroad". The Celestial Railroad "The Celestial Railroad" is short story written as an allegory by American author Nathaniel Hawthorne. In it, Hawthorne parodies the seventeenth-century book "The Pilgrim's Progress" by John Bunyan, which portrays a Christian's spiritual "journey" through life. In this story, the pilgrim journeys by iron horse rather than by foot, the burden of sin that Bunyan portrays is pulled by the same train, and Bunyan's figure Evangelist, preaching a message of conversion, is replaced by a figure known as "Mr. Smooth-it-away." Hawthorne mostly wrote against