Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

Astronomers have identified a skyscraper-sized asteroid, 2025 SC79, orbiting incredibly close to the Sun and at a near-record ...

Asteroid 2024 YR4, a celestial body roughly the size of a small building, has captured global attention due to its potential ...

A small asteroid, known as 2025 TF, flew over Antarctica on October 1, 2025, at an altitude of only 266 miles.

Visualize the catastrophic effects of a massive asteroid impact on Earth. What is ‘ghost tapping?’: New scheme targeting ...

An asteroid just flew closer to Earth than many satellites, according to space agencies. The space object, named 2025 TF, ...

Nasa announced this week that the object, first identified by the University of Hawaii, qualifies as a “quasi-moon.” It’s not ...

New findings indicate dinosaurs were flourishing just before the asteroid strike. Fossils from New Mexico show diverse and ...

Earth just got a new tag-along in space — a little asteroid named 2025 PN7. NASA confirmed this week that the rock, ...

UN launches a global planetary-defence campaign as interstellar comet 3I/ATLAS speeds past Earth, sparking both scientific ...

The Paris-based European Space Agency says a near 10-foot-wide asteroid passed Earth 265 miles above Antarctica but was not ...