Decades: 1650s BC 1640s BC 1630s BC 1620s BC 1610s BC - 1600s BC - 1590s BC1580sBC 1570s BC 1560s BC 1550s BC
The creation of one of the oldest surviving astronomical documents, from the Babylonian library of Ashurbanipal around 1600 BC - a 21-year record of the appearances of Venus (which the early Babylonians called Nindaranna).