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3 小时
Earth Might Have Had a Ring 466 Million Years Ago
Impact craters found around the Earth that were made around the same time could be linked to debris falling from a ring, a ...
13 分钟
Why Earth will temporarily have a mini-moon for two months
A rare mini-moon, a small asteroid temporarily captured by Earth's gravity, will briefly orbit the planet for two months.
18 小时
on MSN
Earth will get a second "mini-moon" for 2 months this year
The asteroid was discovered in August and is set to become a mini-moon, spinning around Earth in a horseshoe shape for about ...
Smithsonian Magazine on MSN
2 小时
Earth Is Getting a New ‘Mini Moon’ for the Next Two Months, Astronomers Say
A roughly 33-foot-long asteroid called 2024 PT5 will chart a horseshoe-like path around our planet Shi En Kim Reporter In ...
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 ...
1 天
on MSN
What you need to know about Earth’s new, temporary mini-moon
Here’s what to know about our new, temporary celestial neighbor. Earth has a large gravitational pull. So it’s not uncommon ...
3 小时
Celebrate the first day of fall with this gorgeous animation that shows how the Earth ...
See how our seasons come from Earth's tilt and yearly loop around the sun, which changes the ice cover, vegetation, and ...
FOX 10 Phoenix
12 小时
Earth is getting a temporary second moon this fall
Earth will soon have a visitor — and not of the extraterrestrial kind. Astronomers found a small asteroid that will orbit our ...
1 天
on MSN
Earth Is Temporarily Getting a Second ‘Moon’
Sadly, at just about 10 meters, the mini-moon will be extremely hard to see from Earth, but its presence will be there ...
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 ...
9 小时
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 ...
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