Bangladesh, June 25 -- Zhengzhou, June 25 (Xinhua/UNB) -- Senior Chinese archaeologists have evaluated astronomical relics discovered in central China's Henan Province as the country's earliest evidence for "observing the images and giving time," advancing history by nearly 1,000 years.

Archaeologists found the "Big Dipper Nine Stars" marker at the 5,000-year-old Qingtai Ruins in Zhengzhou, the provincial capital. The size of the nine objects is basically the same as the actual brightness of the celestial body.

More than 30 astronomers, historians and archaeologists from the National Astronomical Observatory of the Chinese Academy of Sciences, the Institute of History of Natural Sciences, the Chinese Academy of Social Sciences and the N...