An asteroid between 130 and 300 feet ... cosmic objects may pose to the planet. The scale is color-coded, with categories from 0 (white for no hazard) to 10 (red for certain collisions).

If you've been losing sleep at night over a certain threatening asteroid dominating the news cycle, it's time to catch up on your rest. The odds that asteroid 2024 YR4 will crash into Earth in ...

A so-called "city killer" asteroid scientists have been monitoring after discovering it had a small chance of hitting Earth in 2032 "no longer poses a significant threat," NASA said in its latest ...

It fell to level 1 (green, “normal”) on Feb. 20 and has now been labeled level 0 (white, “no hazard”). “Asteroid 2024 YR4 has now been reassigned to Torino Scale Level Zero as additional ...

Scientists have also considered spray painting one side of the asteroid white, increasing its reflectiveness so it slowly changes trajectory. These subtler strategies would require reaching the ...

mission smashed a small spacecraft into an asteroid to change its trajectory — just a little, but with enough notice a little would be enough. “It was a very successful mission,” says White.

The asteroid, measuring between 130 to 300 feet wide, was discovered in December 2024. While the risk to Earth is negligible, 2024 YR4 has a slightly higher chance of impacting the moon.

New images of the mysterious Martian moon Deimos were captured when the Hera mission activated its instruments past Earth for ...