一颗被称为2024 YR4的大型小行星本周成为头条新闻，因为科学家们先是提高了它撞击地球的可能性，但随后又降低了这一可能性。 最新估计显示 ...

But both percentages rise above the 2.7% chance of collision once associated with an asteroid discovered in 2004 called Apophis, making 2024 YR4 the most significant space rock to be spotted ...

The media is full of reports of a “city killer” asteroid called 2024 YR4 that's destined to impact Earth in 2032, with astronomers about to be left helpless as it moves out of view of ...

At the time, the odds of a small asteroid first discovered late last year—and designated 2024 YR4—hitting us were non-negligible. There was an estimated 3.2 percent chance that the large rock ...

The odds that the space rock, 2024 YR4, will smash into our planet in 2032 have dropped to nearly zero, leading astronomers to conclude that we are no longer in danger. By Katrina Miller ...