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

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.

An ex-astronaut has revealed terrifying new details about a 'city-killing' asteroid that NASA fears ... This is simply how scientific data measurements play out,' he said. Hadfield would agree.

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 asteroid that's big enough to wipe out a city has a 1-in-43 chance of hitting our planet in the year 2032. But according to new calculations, there's an even smaller chance that it might crash ...

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 ...