The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

YR4 does smash down on the lunar surface, the explosion might be visible from Earth and would leave a new crater on the near ...

YR4 has a 2.3% chance of hitting Earth in the year 2032. But according to new estimates, it may have an even smaller chance ...

YR4, a potential “city-killer,” has a small chance of hitting Earth in 2032—but scientists say it might strike the Moon ...

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes ...

Chilling animations depict the apocalyptic impact that “city-killer” asteroid YR4 2024 could have if it did hit Earth — while ...

The ‘city killer’ asteroid (possibly) heading our way might spare us and slam into the Moon instead, scientists said. The ...

An asteroid originally thought to have a higher chance of colliding with Earth might instead strike the Moon, according to ...

This week’s Snow Moon, the second full moon of the winter, will appear appropriately colored in red and orange for the ...

"While still an extremely low possibility, asteroid 2024 YR4's impact probability with Earth has increased from about 1% to a ...