Reed Anway · On Dec. 8, 2025, the Purple Mountain Observatory in Nanjing, China published a paper in Astronomy and Astrophysics about the Lunar Time Ephemeris, or simply the LTE400, a software which ...

The Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. CEDAR RAPIDS — The clock tower in Cedar Rapids’ Czech Village — which features the only astronomical ...

McKim Observatory still houses many of its original instruments, including a 9.53 inch Clark Refractor telescope, a meridian transit telescope, and a gravity driven chronograph. Missing from the early ...

McKim Observatory is an excellent example of a late 19th-century American observatory. Built in 1884, it retains much of its original equipment and remains largely untouched by modernization. Its ...