For an hour, HERA flew as close as 5,600 kilometers from the Martian surface, at a speed of 33,480 kilometers an hour. It ...

A Chilean space telescope has captured striking images of YR4 2024, the “city-killer” asteroid that’s potentially on a collision course with Earth. “Only a few asteroids have been studied ...

An ex-astronaut has revealed terrifying new details about a 'city-killing' asteroid that NASA fears could smash into earth. Retired Canadian astronaut Chris Hadfield compared Asteroid 2024 YR4 to ...

Characterized as a potential "city-killer," the asteroid was first detected in December and its odds of impacting our planet have fluctuated since then, according to NASA and the European Space ...

An asteroid nearly the size of a football field ... Such an impact, if it occurred, would have the potential for city-level devastation, depending on where it strikes. Prior to the odds dipping ...

In the second hour of "Connections with Evan Dawson" on 3/11/25, astrophysicist Brian Koberlein explains the science behind the "city-killer" asteroid (which is no longer expected to hit earth).

Even though the asteroid is relatively small, it could still be what some are calling a "city killer" because if it were to hit Earth, it could cause significant devastation in a populous area.

The chance of asteroid 2024 YR4 striking Earth has been reduced to almost zero after new observations dramatically shrunk the “uncertainty window,” according to the European Space Agency.

But now, the latest update for the city-killer asteroid has delivered an audible sigh of relief as its chances of hitting Earth in 2032 have dropped to virtually zero. When Asteroid 2024 YR4 was ...

Ars: What are we learning about the asteroid's destructive potential? Andrews: The damage it could cause would be localized to a roughly city-sized area, so if it hits the middle of the ocean or a ...

An asteroid has a small chance of hitting Earth less than eight years from now, and astronomers are enlisting the help of NASA's James Webb Space Telescope to study it. Characterized as a potential ...