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

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

Earth has a near miss—twice—after two small asteroids seemingly passed alarmingly close to the planet, less than two days apart, one of them going completely unnoticed until hours after it had already ...

An asteroid was spotted whizzing past Earth last week in the second closest approach to the planet ever recorded, according to authorities. Asteroid 2025 TF soared over Antarctica just before 9 p.m.

View post: REI's Wind and Water-Resistant Hiking Jacket Is Nearly $70 Off Right Now Astronomers say a recently-discovered asteroid nearly landed on Earth, and that it could have caused serious damage ...

A newly discovered asteroid just whizzed past Earth, marking the second-closest asteroid flyby on record, astronomers say. The asteroid flew over Antarctica just before 9 p.m. ET on Sept. 30, about ...

Asteroid 2024 YR4 has a 4% chance of colliding with Earth’s moon in 2032 Toria Sheffield joined the PEOPLE editorial staff in 2024. Her work as a writer/editor has previously appeared in places like ...

The range of possible locations – represented by yellow points – of 2024 YR4 on Dec. 22, 2032. The range decreased from April to June as we gained more data and improved our certainty of the ...

NASA is tracking a house-sized asteroid that’s approaching Earth at a zippy 36,216 miles per hour. The asteroid—known as “2025 TC”—is projected to make its closest approach at just 53,400 miles from ...

Between the orbits of Mars and Jupiter lies a ring-shaped region called the asteroid belt, home to the vast majority of our solar system’s space rocks. The asteroid belt is as old as the solar system ...

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Those are the ...

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Such a cosmic ...