The Ramesside star clocks are ancient Egyptian
star clock
A star is an astronomical object comprising a luminous spheroid of plasma held together by its gravity. The nearest star to Earth is the Sun. Many other stars are visible to the naked eye at night, but their immense distances from Earth make ...
s appearing on the ceilings of several royal tombs of the
Ramesside period. Two sets of star clocks appear on the tomb
Ramesses VII and
Ramesses IX.
Although all of the sets are corrupt to some degree, a prototype clock can be reconstructed from them.
References
Astronomy in Egypt
New Kingdom of Egypt
Time in astronomy
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