In 2032, a rare astronomical event may unfold, as asteroid 2024 YR4 could collide with the Moon, resulting in a once-in-5,000 ...

NASA’s DART mission slammed into the asteroid Dimorphos to test planetary defense. But weeks later, its orbit kept ...

Astronomers believe a planetary body collided with Pluto early in its history to create a gigantic heart-shaped feature on the dwarf planet. CNN values your feedback 1.

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Earth is no longer at risk of a direct collision with the asteroid 2024 YR4, but an impact on the moon in 2032 could send ...

An artist’s concept illustrating a catastrophic collision between two rocky exoplanets in the planetary system BD +20 307, turning both into dusty debris. Ten years ago, scientists speculated that the ...

A swarm of large asteroids likely lurking around Venus could one day pose an "invisible threat" to Earth if left unchecked, astronomers have warned.

UK lawmakers have learned there is no international protocol for making decisions over how to respond to a prospective ...

They’re not a perfect match, but it’s way too hot on the first planet for us to hop over and confirm for ourselves.

“We also find an approximately 0.3 percent chance that Mars will be lost through collision or ejection and an approximately 0.2 percent probability that Earth will be involved in a planetary ...