The interstellar visitor posed no threat to our planet, but experts thought it could fight dangerous asteroids looking to ...

According to NASA, "Asteroid 2024 YR4 is now too far away to observe with either space or ground-based telescopes. The space ...

Dive into NASA's ATLAS system as interstellar 3I/ATLAS nears Sun on 29 Oct 2025—no Earth hit, but astrometry campaign probes ...

Earth asteroid that had been hidden in the sun’s glare, marking a significant advancement in planetary defense. This ...

Contrary to allegations that 31/ATLAS is potentially hostile alien tech, the Manhattan-sized comet could provide potentially ...

The comet, called 3I/ATLAS, is the third known interstellar object that has come through our solar system. As it flies deeper ...

A rare visitor from deep space, comet 3I/ATLAS, is now in our solar system. Scientists worldwide are observing this ...

With help from amateur astronomers, scientists tracked how an asteroid travelled from space, broke up in Earth's atmosphere and sent fiery fragments shooting to the ground, gathering new information ...

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

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

A meteorite that broke off 2023 CXI and was found in northwestern France Volunteers search for meterorites in February 2023 in Angiens, France With help from amateur astronomers, scientists tracked ...