An asteroid estimated to be a kilometer (3,451 feet) wide will fly by Earth on January 18. The video in the media player above is from a related report. It will pass within 1.2 million miles of our ...

Scientists have spotted a small asteroid that may circle Earth as a mini moon before shifting onto a path that could make it a hazard later in the century. NASA has calculated the asteroid’s orbit and ...

The space rock, known as “2026 AJ” and 40 feet in diameter, is hurtling towards our planet at around 20,500 miles per hour.

While Earth was famously hit by a meteor that killed off the dinosaurs, many others have also hit our planet, many of them ...

We have now discovered 30,039 near-Earth asteroids in the solar system—rocky bodies orbiting the sun on a path that brings them close to Earth's orbit. The majority of these were discovered in the ...

Scientists have discovered a “record-breaking” asteroid that is nearly the size of eight football fields. The object, known ...

JWST imaged 2024 YR4 in late March, making it the smallest object the telescope had imaged to date. The data its instruments collected indicate that based on the amount of heat it gives off, 2024 YR4 ...