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18 分钟
on MSN
Saturn-like ring may have once encircled Earth, study finds
Researchers have found evidence suggesting that the Earth may have once had a system of Saturn-like rings. The rings are ...
1 天
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 ...
2 天
on MSN
Earth May Have Had a Ring Like Saturn Once
“Over millions of years, material from this ring gradually fell to Earth, creating the spike in meteorite impacts observed in ...
CNET on MSN
1 天
Earth May Have Once Had a Saturn-Like Ring, New Study Says
The new study asserts that Earth's ring formed around 466 million years ago, and stuck around for around 40 million years ...
Space on MSN
2 天
Earth had Saturn-like rings 466 million years ago, new study suggests
Earth may have had a Saturn-like ring system long ago, created from the debris of a passing asteroid that our planet tore ...
23 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 ...
Science Friday
16 小时
Earth May Once Have Had A Ring Like Saturn
The ring would have gradually fallen to Earth as meteorites, correlating to a spike of impacts seen in the geological record.
Smithsonian Magazine
1 天
Did Earth Once Have a Ring Like Saturn? Geologists Find Evidence for a Halo of Orbiting ...
A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, ...
2 天
Earth Had Rings Like Saturn Millions of Years Ago, Study Suggests
A weird number of craters are located close to the equator, and the odds that this is random are incredibly low, researchers ...
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.
Live Science on MSN
3 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
on MSN
Earth may once have had Saturn-like ring, scientists say
Earth may briefly have had a ring system similar to Saturn ’s over 450 million years ago during a period of unusually intense ...
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