Astronomy is the oldest of the natural sciences, dating back to antiquity, with its origins in the religious, mythological, cosmological, calendrical, and astrological beliefs and practices of prehistory. We look at some of these ancient texts and the greatest astronomers in history.
In a world where each city had its own calendar, the Greeks looked to the stars to ensure they did not miss Apollo's birthday, an important festival.
The Greek astronomer Hipparchus discovered precession, the slow movement of the heavens, by studying Egyptian astronomical records thousands of years ago.
Although Stonehenge appears to have astronomical alignments, historians now shy away from saying what its builders intended.
Questions have been raised over the death of Tycho Brahe based on recent forensic evidence including an exhumation of his body in 1901 and investigations in 1991 into the composition of exhumed remains and into medieval alchemy. Was the death of Tycho Brahe a result of his alchemy studies, or was there a plot afoot?
Three thousand years ago, two great civilisations existed, both of which made major contributions to the development of astronomy.
The Newtonian Reflector was invented by Sir Isaac Newton in 1672 and was the first to feature the revolutionary 45° mirror.
Ever since the dawn of humankind, we have looked out upon the cosmos in awe of the glory of the heavens above. Here we list some of the greatest astronomers who have shaped our understanding of the known universe.
When astronomy was closely linked to astrology, astronomical symbols were used to represent various celestial objects, theoretical constructs and observational events in astronomy.