资讯
1 天
Knewz on MSNCity-Killer Asteroid Was Confirmed to Pose No Risk to Earth, but NASA Predicts It Might Hit ...This same asteroid, once regarded as the highest-impact threat to Earth ever recorded, is now shifting attention to our lunar ...
Jupiter’s moon Ganymede may have shifted on its axis when a massive asteroid smashed into it about ... concentric cracks that form when a stone hits a car windshield, he said.
3 天
Daily Express US on MSNAsteroid that could have been 'city-killer' has greater chance of hitting Moon than EarthNew observations suggest that a "city-killer" asteroid has a slightly higher chance of hitting the Moon than our planet.
The solar system's largest moon, Ganymede, which orbits the largest planet, Jupiter, was hit by an asteroid four billion years ago that shifted the gas giant's satellite on its axis, new research ...
Like Earth, Ganymede was once hit by a giant asteroid - but it was much larger than the one that is commonly believed to have wiped out the dinosaurs ...
11 小时
ABP News on MSNIt Missed Earth — But This Giant Asteroid Might Smash Into The Moon, NASA WarnsNASA recently revealed that improved observations from the James Webb Space Telescope (JWST) have sharpened the asteroid's projected path.
Asteroid 2024 YR4 won't hit Earth in December 2032 ... This fluctuating movement pattern is due to Jupiter’s gravitational pull, which alters the orbit of these asteroids over time.
Since Jupiter’s orbit takes ... so are more likely to hit. The resonant “pumping” stretching the orbit both inward and outward from the asteroid belt has already made 2024 YR4 cross Earth ...
New research on the orbits of these mysterious asteroids near Venus stress the need for better space rock surveillance.
当前正在显示可能无法访问的结果。
隐藏无法访问的结果