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Discover Magazine on MSN10d
Origins of Water on Earth May Not Have Started with an Asteroid Impact
The chemical composition of a meteorite that was built much like early Earth shows evidence of ample hydrogen necessary to ...
Massive asteroid could slam into moon in 2032, will it impact Earth?
YR4, once flagged as a potential Earth threat, is now being tracked for a possible Moon impact in 2032, with a 3.8% chance of ...
Asteroid YR4 won’t hit Earth, but scientists can’t rule out a moon hit
There is a second round of observations set for May 2025, before the asteroid could disappear into the outer solar system for the next several years.
Science Daily24d
Asteroid impact threat estimates improved for the Earth and the Moon
This information is crucial for better predicting the asteroid's future trajectory, and ultimately refining its impact probability," says Gray. "Our recent ... was one of the most fast-acting ...
Space.com on MSN9d
'Planetary defense is knowing what's out there and what could do harm to us.' Meet the scientist who helped build NASA's asteroid response plan
Lindley Johnson has been a pioneer in blueprinting warning and response scenarios to any potential impact of Earth by an ...
MIT Technology Review9d
Meet the researchers testing the “Armageddon” approach to asteroid defense
A nuclear explosion might eventually be Earth’s only way to protect itself from a dangerous asteroid. But preparing for that ...
Gizmodo25d
Earth Is Safe From Menacing Asteroid—but Our Moon Might Take the Hit
That said, astronomers are unable to rule out a possible impact with ... wide. The recent observations also suggest that the surface of the asteroid is cooler than most other asteroids of its ...
Football-Field-Sized Asteroid That Won't Hit Earth, Still Has Chance of Striking Moon
The asteroid is shaped like a hockey puck and is about the size of a football field in diameter which is about 60m.