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KNAU Arizona Public Radio
54 分钟
Flagstaff scientist explains how the Moon got two Grand Canyons
The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...
18 小时
on MSN
‘It’s almost science fiction’: Scientists say the shape of Earth’s inner core is ...
Researchers studying decades of earthquake data say they have found the first evidence that, in addition to spinning backward ...
14 小时
China builds ‘planetary defence’ team as concerns grow over 2024 YR4 asteroid
Chinese defence agency recruits space researchers following discovery of large asteroid with a 2.2 per cent chance of striking Earth in 2032.
1 小时
on MSN
Asteroid's odds of hitting Earth went up. Scientists aren't surprised.
It's certain that recently discovered asteroid 2024 YR4 will swing close to Earth in 2032. The chances of an impact remain low — but with relatively limited observations so far, the odds are in flux.
Smithsonian Magazine on MSN
17 小时
Two of the Moon’s Grand Canyons Were Formed in Just Ten Violent Minutes, New Study Suggests
Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...
19 小时
on MSN
Scientists spot candidate for speediest exoplanet system
Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...
ScienceAlert
54 分钟
Odds of a Tunguska-Scale Impact in 2032 Just Doubled
So while the odds have doubled, astronomers aren't too worried. When 2024 YR 4 had a risk of less than 1%, NASA's Planetary ...
2 小时
on MSN
Asteroid 2024 YR4 may impact Earth in 2032: What you need to know about its possible 2032 ...
Astronomers have discovered asteroid 2024 YR4, which may hit Earth on December 2, 2032. The estimated impact probability is ...
Knowridge
1 小时
Astronomers spot a blazing-fast star with a possible planet
Astronomers may have found a star racing through our galaxy at an incredible speed—dragging a planet along with it! If ...
El País in English
1 小时
The global race to find out if asteroid 2024 YR4 will hit Earth
Space agencies and thousands of astronomers are working against the clock to determine the trajectory of the body before it ...
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