23 小时之前 · An asteroid first spotted in December has a 1.2% chance of hitting Earth in 2032. Scientists are tracking the space rock to learn more about its size and trajectory.

1 天前 · A large asteroid could be heading toward Earth within the next decade, and there's a small chance it could strike the planet, according to NASA.

16 小时之前 · Learn about 2024 YR4, an asteroid that currently has a more than 1 percent chance to hit the Earth in 2032, catching the attention of scientists.

1 天前 · A NASA asteroid detection system discovered asteroid 2024 YR4, and found it has an over one percent chance of hitting Earth. Astronomers are watching closely.

3 小时之前 · A colossal explosion in the sky, unleashing energy hundreds of times greater than the Hiroshima bomb. A blinding flash nearly as bright as the sun. Shockwaves powerful enough to flatten everything ...

2023年6月23日 · If, in fact, Deimos is a piece of Mars itself, it wouldn’t be the first time the Red Planet has thrown its weight (or is that mass?) around. The Earth has been hit at least 175 times by meteorites of Martian origin.

4 天之前 · The IAU has been using the Torino Impact Hazard Scale since 1999 to categorize asteroids that could potentially hit Earth. An object – such as 2024 YR4 – with a score of 3 puts in the yellow zone.

1 天前 · The possibility of the asteroid 2024 YR4 impacting our planet might not be ruled out until 2028, raising the prospect we’ll need to prepare for the worst

2 天之前 · Researchers say there’s a 1.3 percent chance that the space rock 2024 YR4 could strike our planet — but not until December 2032.

4 天之前 · A 196-foot-wide asteroid has a 1-in-83 chance of striking Earth in 2032. An expert tells Space.com where this asteroid could impact our planet and what level of destruction it could cause.