The Pawnee Star Chart is a series of crosses sprinkled around an oval piece of elk skin. Likely made in the early 17th century by the Skiri (also called the Skidi) band of the Pawnee Nation, the chart ...

Ancient Chinese astronomer Shi Shen’s star catalog, known as The Star Manual of Master Shi, is now considered the oldest star chart in the world. Later observations written into the catalog showed ...

For more than two thousand years, people have mapped the stars. But a new study claims one of the world’s oldest surviving star catalogs — the Star Manual of Master Shi — might be more ancient than we ...