📅 30 April 1006
A new star appeared around 30 April–1 May and was recorded from East Asia and the Islamic world to Europe and possibly beyond.
📅 30 April 1006
His description included brightness, position and atmospheric effects, providing important evidence from Arabic astronomy.
📅 30 April 1006
Modern astronomers identify the expanding remnant of a white-dwarf explosion thousands of light-years away.
📅 30 April 1006
Chinese, Japanese, Arabic and European texts show the value of comparing records written for different purposes and audiences.
