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23 小时
Earth May Have Had Rings Like Saturn, Scientists Say
Evidence suggests Earth had a ring system 466 million years ago, causing a surge in meteorite impacts and possibly ...
6 小时
on MSN
Earth May Have Had a Ring Like Saturn Once
I f astronomers had been walking the Earth 466 million years ago, they may have had something special to see. The moon and ...
earth
1 天
Earth probably had a Saturn-like ring system in the distant past
Researchers have found evidence suggesting that our planet may have once had a ring system around 466 million years ago.
20 小时
on MSN
Earth used to have Saturn-like rings, new study suggests
Earth and Saturn might be a lot more similar than previously thought. In a new study, a team of researchers suggests that 466 ...
ExplorersWeb on MSN
1 天
New Research Suggests Ancient Earth Had Rings
The Earth: a ringed planet, much like Saturn, surrounded by a hula hoop of asteroids. The summit of Mount Everest: a tropical ...
Live Science on MSN
2 天
Earth once wore a Saturn-like ring, study of ancient craters suggests
Earth may have had a giant ring of space rocks surrounding it, similar to those around Saturn, which could have led to ...
2 天
'466-million-years ago': Earth once had ring system like Saturn, but it eventually fell to ...
Researchers have proposed that Earth may have had a ring system 466 million years ago, during a period of intense meteorite ...
23 小时
Earth may have once had a Saturn-like ring system, new evidence suggests
To reach that surprisingly conclusion, scientists studied the positions of 21 asteroid impact craters during the Ordovician period – the second of six periods in the ...
studyfinds
2 天
Earth had a ring just like Saturn, groundbreaking theory suggests
Did Earth once look a lot more like Saturn? Scientists believe the answer is yes! In a groundbreaking study, researchers in ...
1 天
Recent study reveals that earth had Saturn-like rings for ten million years
The ring could have blocked sunlight on earth by casting a shadow on the surface of the planet, contributing to a significant ...
techexplorist
3 天
Earth may have had a ring system around 466 million years ago
A new study from Monash University scientists suggests that Earth may have had a ring system that formed around 466 million ...
16 天
我国三地入选!全球第二批100个地质遗产地名录发布
于8月27日在韩国釜山举行的第37届国际地质大会上,我国入选的三处地质遗产地分别是位于内蒙古的“植物庞贝城——乌达二叠纪植被化石产地”、位于四川的“自贡大山铺恐龙化石群遗址”和位于广西的“桂林喀斯特”。
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