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17 小时
Scientists discover smallest known 16-inch asteroid after Niagara fireball event
Astronomers have identified asteroid 2022 WJ1 as the smallest asteroid ever characterized, measuring just 16 to 27 inches in ...
1 天
on MSN
Niagara fireball event leads to discovery of tiniest known asteroid
In an international study led by Western University and Lowell Observatory, scientists describe a pioneering, integrative ...
来自MSN
1 天
Ocean Boiling and Mega Tsunamis: This Asteroid Twice the Size of Paris Unleashed Hell on ...
Discovered in 2014, the S2 asteroid has captivated scientists with its sheer magnitude and the profound effects of its impact ...
studyfinds
4 小时
New space mission may intercept giant asteroid Apophis before its close call with Earth
The Ramses mission will rendezvous with Apophis in February 2029, two months before its closest approach to Earth on Friday, ...
4 天
on MSN
Bigger than the dinosaur-killer, asteroid S2 smashed life on Earth into a higher gear
Researchers discovered a 3.26-billion-year-old asteroid impact acted as 'giant fertilizer bomb,' aiding early microbial life.
4 天
Asteroids And Earth's Fate: Are We Really Prepared To Prevent A Catastrophe?
Humanity is better prepared than ever before to prevent a large asteroid from crashing into Earth, but there's more work, and ...
CTV News
21 小时
Western researchers document the sixth ever asteroid spotted prior to impact
Researchers at Western University that documented a 2022 fireball over southwestern Ontario have made history as having ...
Space.com on MSN
1 天
Earth's 'second moon' is just visiting its cosmic parents for Thanksgiving
Earth's "second moon" won't be sticking around for Thanksgiving, but just as many of us will on Thursday (Nov. 28), it seems ...
5 天
on MSN
Earth ring theory may shed light on an unexplained ancient climate event, scientists say
Earth may have had a ring made up of a broken asteroid over 400 million years ago, a study finds. The Saturn-like feature ...
gadgets360
8 天
Apophis Asteroid Flyby in 2029: Earth's Gravitational May Impact Asteroid's Surface
2029 Apophis asteroid flyby will be a close encounter with Earth Earth’s gravity may dramatically alter the surface of ...
gadgets360
9 天
An Asteroid Burned Up Over California Just Hours After Being Spotted
Asteroid 2024 UQ entered Earth’s atmosphere hours after detection. 2024 UQ was too small for major impact, disintegrated off ...
The Independent
9 天
Asteroid strikes Earth just hours after it is detected
The asteroid, called 2024 UQ, was first spotted on 22 October by the Asteroid Terrestrial Impact Last Alert System, or ATLAS, a telescope network scanning the sky for space rocks likely headed for ...
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