资讯

Asteroid 2024 YR4: Where do near-Earth asteroids come from – and what can we learn form them?
Nasa says there is a small chance a recently spotted asteroid could collide with the Moon. Studying it can inform our ...
The Earth is safe from asteroid 2024 YR4. The moon? Not so much, Webb telescope finds
An asteroid known as 2024 YR4 won't be crashing into Earth, but the James Webb Space Telescope went to get a look at it ...
JWST snaps first image of asteroid that threatened Earth
2024 YR4 may not make catastrophic history, but it did set a new record for the JWST as the smallest object ever targeted by ...
The Mirror6 天
Asteroid which caused panic about deadly collision with Earth is massive, Nasa says
The rate places its risk of collision above Asteroid 99942 Apophis, the "God of Chaos", discovered in 2004 that was given a 2.7 percent chance of hitting Earth by 2029. NASA’s Center for Near ...
Austin American-Statesman6 天
The Earth is safe from asteroid 2024 YR4. The moon? Not so much, Webb telescope finds
it was always the plan for the Webb telescope to rendezvous with YR4 in March to get better data on its size and flight path. The asteroid is now the smallest object ever observed by Webb – an ...
Global News7 天
Asteroid YR4 won’t hit Earth, but scientists can’t rule out a moon hit
It was the highest risk assessment an asteroid has ever received, after the 2.7 per cent chance of Apophis hitting in 2004 ... Our understanding of the asteroid's path improves with every observation.