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

The $10 billion orbiting observatory will give astronomers a better sense of the near-Earth asteroid 2024 YR4's size and ...

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a ...

It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have ...

A Chilean space telescope has captured striking images of YR4 2024, the “city-killer” asteroid that’s potentially on a ...

NASA data released Tuesday said there is now a 3.1 percent chance a "city-destroying" asteroid could smash into Earth in 2023 ...

NASA has assured that many objects in the past have had higher odds of striking Earth but they drop significantly in ...

NASA announced Tuesday that a city-leveling asteroid now has a 3.1% chance of impacting Earth in 2032, making it the most ...

A newly discovered asteroid named 2024 YR4 now has a 2.2% chance of affecting Earth in 2032 after recent observations.

Keep your eye on the ball” is a motto for many athletes—and for astronomers trying to find Earth-threatening space rocks ...

Here are today's general risks from asteroids or comets both tiny and very large. Importantly, even relatively small rocks ...

At the end of 2024, astronomers detected an asteroid in the night ... within 8 million kilometers of Earth. This is actually ...