Ancient Greek astronomers likely observed Uranus as a star, but limited tools and geocentric views kept them from recognizing ...

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 ...

Shi’s Star Catalog has been notoriously difficult to date, but new research suggests astronomers drafted it centuries before its Western counterpart.

Learn about the myths surrounding the constellations first mapped by the Ancient Greek philosopher Hipparchus. This event takes place on the summer solstice ...