This is Dudley Observatory’s Skywatch Line for Friday, September 18, through Sunday, September 20, written by Sam Salem. On Friday, Sun rises at 6:39am and sets at 6:59pm; Moon rises at 7:51am and sets at 8:05pm. The Moon reaches perigee, the Moon’s closest point to Earth in its monthly orbit, on Friday. At that time, Moon travels away from the Sun at a maximum orbital speed. After sunset, spot the very slim crescent Moon sitting just above the western horizon, and a palm’s width to the upper right of Mercury. Find an unobstructed horizon in the direction of sunset. Look… Continue reading
Skywatch Line scripts are written by members of the Albany Area Amateur Astronomers. Scripts are copyrighted and may not be reproduced without permission.