Astronography, or, Astronomical geography, with the use of globes : arranged either for simultaneous reading and study in classes, or for study in the common method (1854)
hases. was bright, except where the shadow of their Earth-boatfell. 25. There are Shadows to be considered in the cal-culation of Eclipses, but in the Moons Phases there isonly a difference of the Moons position with respect tothe Earth and Sun. Except when the Earths shadow in-tervenes, the Sun… … on towards her quadrature, at g, half her enlightened side—when through three-eighths of her orbit, at h, she isgibbous, and when in opposition, at a, her whole en-lightened side is seen, and she is in the full. Then she 25. Describe the different Phases of the Moon, as representedin the figure ?…
Astronomy
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
