Clive Ruggles

Astronomical heritage

Portal to the Heritage of Astronomy

Read more on UNESCO’s new web portal and other heritage matters

Free downloads

Stonehenge and Ancient Astronomy


Download a copy of the Royal Astronomical Society’s factsheet


Astronomical Heritage


Follow to download a copy of the ICOMOSIAU Thematic Study

Image collection

Leicester University Archive



This archival collection of c. 1100 images of archaeological and archaeoastronomical interest has been available on-line since 1995. Thousands of new images will gradually be made available on this new site in the coming months.


… is the study of beliefs and practices relating to the sky in the past, especially in prehistory, and the uses to which people's know- ledge of the skies was put.


Academic journals


Professional bodies

Free software tools

Basic declination calculator


by Andrew Smith

See the Tools page for more info


Published August 2014:


Ocarina Books publishes and distributes books relating to archaeo- and ethnoastronomy