YR4, which orbits the sun every four years and periodically crosses Earth's orbit. The nature of its orbit makes it a ...

Once, a very long time ago, a massive asteroid hit the Earth and wiped out the dinosaurs. In addition to functionally ...

YR4 became the highest-rated asteroid predicted to strike Earth, and although predictions for impact have lowered, not enough ...

On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare ...

That people are effectively taking bets on Earth’s chance of being hit is a reason to be genuinely ... But if it is heading Earth’s way—or the next asteroid is—the world will look to ...

Over the next several weeks, astronomers will be looking closely at an asteroid that could be as big as a football field as they try to determine just how likely it is to strike Earth in 2032.

The space rock caused quite a stir after astronomers first spotted it last year on a trajectory bringing it uncomfortably ...

Astronomers have been keeping a close eye on an asteroid between 130 and 300 feet long that has a very small chance of crashing into Earth in less than eight years. And as they learn more about ...

That people are effectively taking bets on Earth’s chance of being hit is a reason to be genuinely optimistic ... The best chance to act may be in 2028, the asteroid’s next Earth flyby. That doesn’t ...

A newly discovered asteroid being tracked by the global science community has a nearly 98% chance of zooming by Earth without ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.