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3 小时
A massive asteroid, roughly the size of a stadium pitch, will pass by Earth on October 17.
A massive asteroid, roughly the size of a stadium pitch, will pass by Earth on October 17. Named 2024 RV50, the asteroid is ...
1 小时
on MSN
A Massive Aeroplane-Sized 190-ft Asteroid Reaching Towards Earth Today, NASA Warns
The asteroid is known as "2019 UH14" and is predicted to safely go past Earth at a distance of 1.89 million miles, which is ...
1 天
on MSN
En route to an asteroid, spacecraft snaps ghostly views of Earth
The first view below, taken by Hera's Asteroid Framing Camera, shows Earth's dominant white clouds over the sunlit Pacific ...
1 天
Asteroid-Seeking Spacecraft Snaps Poignant Views Of Earth
ESA's Hera spacecraft captured farewell views of Earth and the moon as it sails away into space to investigate the asteroid ...
7 小时
Scientists Discover Surprising Origin of Most Meteorites that Strike Earth
Until now, only 6% of meteorites had a known source, but now we can trace the origin of more than 70% of these rocks.
ScienceAlert on MSN
1 小时
We Finally Know Where Most Meteorites on Earth Actually Came From
"Supporting evidence includes the existence of associated dust bands, the cosmic-ray exposure ages of H chondrite meteorites, ...
1 天
‘Doomsday Swarm’ Hides 14 Large Asteroids That Could Hit Earth In Future, Scientists Say
There aren’t as many potentially hazardous asteroids lurking near Earth as previously thought, according to a new study.
New Scientist on MSN
1 天
Meet NEO Surveyor, NASA’s near-Earth asteroid detector
Meet NASA’s NEO Surveyor, the space telescope identifying hazardous asteroids and comets within 48 million kilometres of ...
3 天
A huge 170-foot, airplane-sized asteroid, accompanied by two smaller asteroids, is heading ...
NASA’s Jet Propulsion Laboratory (JPL) is actively monitoring three asteroids making close approaches to Earth on 13 October ...
Science News
15 小时
The cataclysmic origins of most of Earth’s meteorites have been found
Just a few smashups in the asteroid belt may account for 70 percent of Earth’s meteorites, limiting what’s known about our solar system’s history.
13 天
on MSN
Is Earth destined for another extinction-level asteroid event? | The Excerpt
Robin George Andrews, author of "How to Kill an Asteroid," joins The Excerpt to discuss how scientists are working to ...
7 天
on MSN
The Dino-Killing Asteroid May Have Actually Been a One-Two Punch
The end of non-avian dinosaur’s time on Earth is often depicted as one big, knockout blow delivered by the cataclysmic ...
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